chop and change
US /tʃɒp ənd tʃeɪndʒ/
UK /tʃɒp ənd tʃeɪndʒ/

1.
mudar de ideia constantemente, mudar de planos
to keep changing your mind or opinions, or to keep changing what you are doing
:
•
He's always chopping and changing his plans, so it's hard to make arrangements.
Ele está sempre mudando de ideia e planos, então é difícil fazer arranjos.
•
The government has been chopping and changing its policies on education.
O governo tem mudado constantemente suas políticas de educação.