someone can’t say (something)
can’t say fairer than that
go without saying (that)
have something to say to someone/about something
have something/a lot/nothing etc. to say for yourself
having said that
if I may say (so)
I must say (that)
I wouldn’t say no (to something)
I’ll say
(just) say the word
not to say
say it all
say a lot/very little etc. for
say no more
say this/that for someone
say something to yourself
say what?
say what you like (about)
say when
say your piece
shall I/we say
that is to say
that said
that’s/it’s easier said than done
that’s not saying much
that’s not to say (that)
there’s something/a lot/not much etc. to be said for something
though/if I say it myself
to say the least
to say nothing of
what do you say I/we do something?
what have you got to say for yourself?
what someone says goes
what would someone say to something?
when all is said and done
who can say?
who says?
who’s/what’s to say (that)?
you can say that again
you don’t say
you said it