array(2) {
  [0]=>
  array(1) {
    [0]=>
    string(517) "suggest_so({"errorcode":0,"ext":"nlpv=test_305","query":"压型钢板_","result":[{"word":"压型钢板型号"},{"word":"压型钢板图集17j925"},{"word":"压型钢板组合楼板"},{"word":"压型钢板规格型号"},{"word":"压型钢板楼板"},{"word":"压型钢板楼承板"},{"word":"压型钢板组合楼板图集16g301"},{"word":"压型钢板yx75-200-600什么意思"},{"word":"压型钢板图片"},{"word":"压型钢板屋面"}],"src":"other","ssid":"62338a9fa2c543f7a5981eeb77a992f9","version":"revise"}
)"
  }
  [1]=>
  array(1) {
    [0]=>
    string(18) "压型钢板型号"
  }
}