"công cốc" meaning in Vietnamese

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "công",
        "3": "cốc",
        "t1": "labor",
        "t2": "cormorant"
      },
      "expansion": "công (“labor”) + cốc (“cormorant”)",
      "name": "com"
    }
  ],
  "etymology_text": "From công (“labor”) + cốc (“cormorant”). In some places, fishermen used to tie a snare near the base of the cormorants' throat and let them catch fish. Since the ring prevented them from swallowing the fish, the fishermen would take all of their catch i.e. the cormorants' hard labor was all for nothing.",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "noun",
        "3": "",
        "4": "",
        "head": "",
        "tr": ""
      },
      "expansion": "công cốc",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "công cốc",
      "name": "vi-noun"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Vietnamese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "something that you have put a lot of effort into but yields no result"
      ],
      "id": "en-công_cốc-vi-noun-NLXKtG6i",
      "raw_glosses": [
        "(informal, idiomatic) something that you have put a lot of effort into but yields no result"
      ],
      "tags": [
        "idiomatic",
        "informal"
      ],
      "wikipedia": [
        "Cormorant fishing"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[kəwŋ͡m˧˧ kəwk͡p̚˧˦]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[kəwŋ͡m˧˧ kəwk͡p̚˦˧˥]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[kəwŋ͡m˧˧ kəwk͡p̚˦˥]",
      "note": "Saigon"
    }
  ],
  "word": "công cốc"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "công",
        "3": "cốc",
        "t1": "labor",
        "t2": "cormorant"
      },
      "expansion": "công (“labor”) + cốc (“cormorant”)",
      "name": "com"
    }
  ],
  "etymology_text": "From công (“labor”) + cốc (“cormorant”). In some places, fishermen used to tie a snare near the base of the cormorants' throat and let them catch fish. Since the ring prevented them from swallowing the fish, the fishermen would take all of their catch i.e. the cormorants' hard labor was all for nothing.",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "noun",
        "3": "",
        "4": "",
        "head": "",
        "tr": ""
      },
      "expansion": "công cốc",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "công cốc",
      "name": "vi-noun"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Vietnamese compound terms",
        "Vietnamese entries with incorrect language header",
        "Vietnamese idioms",
        "Vietnamese informal terms",
        "Vietnamese lemmas",
        "Vietnamese nouns",
        "Vietnamese terms with IPA pronunciation"
      ],
      "glosses": [
        "something that you have put a lot of effort into but yields no result"
      ],
      "raw_glosses": [
        "(informal, idiomatic) something that you have put a lot of effort into but yields no result"
      ],
      "tags": [
        "idiomatic",
        "informal"
      ],
      "wikipedia": [
        "Cormorant fishing"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[kəwŋ͡m˧˧ kəwk͡p̚˧˦]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[kəwŋ͡m˧˧ kəwk͡p̚˦˧˥]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[kəwŋ͡m˧˧ kəwk͡p̚˦˥]",
      "note": "Saigon"
    }
  ],
  "word": "công cốc"
}