fall through the cracks

US /fɔl θru ðə kræks/
UK /fɔl θru ðə kræks/
"fall through the cracks" picture
1.

passar despercebido, ficar para trás

to be overlooked or missed, especially in a system or process

:
We need to make sure no student falls through the cracks in this new program.
Precisamos garantir que nenhum aluno passe despercebido neste novo programa.
Important details often fall through the cracks when communication is poor.
Detalhes importantes frequentemente passam despercebidos quando a comunicação é ruim.