Looking on the internet deeply has found these results:

when will you come back is the most popular phrase on the web.

when will you be coming back 1550 results on the web	when will you come back 1323,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
Omayra Caez. to West on Jade Photography · March 15 · New York, NY ·. When will you be coming back to NYC I need new pictures, will not do them with no one else smile emoticon. 8 Comments · Like Comment Share ... When will you be coming back to Nassau County? Thanks. Fran Kornweiss. Reply ↓ · October 29, 2013 at 3:18 pm · Marcelo Martins. Hi Guys, I met you at Central Park some years ago… and i`m still a fan! Thank you!!! Great job! Regards, I'd change it to " when are you coming back" or "when will you be coming back" from vacation? Senior Member3,816 · Daxiaoaixad: Hi Goodman, I got your answer. So the time is very important. If it indicates the furture, one ... when would you like to travel? いつお乗りになりたいですか？ when will you be coming back? いつ戻られますか？ I'd like a return to …, coming back on Sunday, 日曜日に…に戻りたいと思っています. Newcastle, ニューカッスル. which platform do I ...	It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

when will you be coming back

1550 results on the web

when will you come back

1323,000 results on the web

More popular!

Omayra Caez. to West on Jade Photography · March 15 · New York, NY ·. When will you be coming back to NYC I need new pictures, will not do them with no one else smile emoticon. 8 Comments · Like Comment Share ...
When will you be coming back to Nassau County? Thanks. Fran Kornweiss. Reply ↓ · October 29, 2013 at 3:18 pm · Marcelo Martins. Hi Guys, I met you at Central Park some years ago… and i`m still a fan! Thank you!!! Great job! Regards,
I'd change it to " when are you coming back" or "when will you be coming back" from vacation? Senior Member3,816 · Daxiaoaixad: Hi Goodman, I got your answer. So the time is very important. If it indicates the furture, one ...
when would you like to travel? いつお乗りになりたいですか？ when will you be coming back? いつ戻られますか？ I'd like a return to …, coming back on Sunday, 日曜日に…に戻りたいと思っています. Newcastle, ニューカッスル. which platform do I ...

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.