The phrase "in holes corners" is pronounced as /ɪn həʊlz ˈkɔːnəz/. In this phrase, the word "holes" is pronounced with a long "o" sound as in "moles," and the "e" is silent. The word "corners" is pronounced with a short "o" sound as in "lot," and the letters "er" create the "or" sound. The phrase "in holes corners" is an idiomatic expression that means in discreet or hidden places. It's important to know the correct spelling and pronunciation of words to effectively communicate and avoid misunderstandings.