It is Sicilian dialect for "Che voli?" literally "What does he want?" This is after Merle asks for a drink. Michael never even dignifies Merle by speaking to him, but speaks to Connie instead.

"Io sono stanco, sono imbigliato, and I wan't everyone here to know, there ain't gonna be no trouble from me..Don Corleone..Cicc' a port!"

"I stood in the courtroom like a fool."

"I am Constanza: Lord of the idiots."