Penso a te di volta in volta in Italian means "I think of you from time to time" in English.
Uno alla volta in Italian means "one at a time" in English.
"One time" in English is una volta in Italian.
"The last time" in English is l'ultima volta in Italian.
la prossima volta
la seconda volta
C'era una volta
Once again it will start.
"Little by little" in English is Un po' alla volta, Gradualmente or Passo dopo passo in Italian.
L'ultima volta che tu fossi qui
Quando vieni in Inghilterra la prossima volta?
"This time" is an English equivalent of the Italian phrase questa volta. The feminine singular adjective and noun also translate into English as "this direction (moment, turn, turning)" or "this counter (vault)" according to context. The pronunciation will be "KWEY-sta VOL-ta" in Italian.
"Uno alla volta" is an Italian phrase that translates to "one at a time" in English.