顆粒無收 [颗－无－]

Jyutping fo2 lap1 mou4 sau1
Pinyin kē lì wú shōu

Definitions (CC-CEDICT)
  1. not a single grain was reaped (as in a bad harvest year)
Definitions (Wiktionary)
  1. phrase, idiomatic
    to reap nothing