array(3) {
  [0]=>
  array(1) {
    [0]=>
    string(516) "suggest_so({"errorcode":0,"ext":"nlpv=test_301","query":"屋面_","result":[{"word":"屋面瓦的种类"},{"word":"屋面檩条"},{"word":"屋面防水施工方案"},{"word":"屋面排气管"},{"word":"屋面防水工程技术规范gb503452022"},{"word":"屋面工程技术规范"},{"word":"屋面工程质量验收规范"},{"word":"屋面防水做法"},{"word":"屋面工程技术规范gb50345-2022"},{"word":"屋面做法图集12j201"}],"src":"other","ssid":"e49d7801631c44d18227edf22b9416aa","version":"revise"}
)"
  }
  [1]=>
  array(1) {
    [0]=>
    string(27) ""word":"屋面瓦的种类""
  }
  [2]=>
  array(1) {
    [0]=>
    string(18) "屋面瓦的种类"
  }
}