Looking on the internet deeply has found these results:

if they are to is the most popular phrase on the web.

if they are to be 10 results on the web	if they are to 12,050,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	Thierry Henry says Arsenal need unity if they are to win Premier League title. George Bellshaw for Metro.co.ukSaturday 19 Mar 2016 10:56 am. 72. Arsenal ... finals of the World T20... here they are. England face Sri ... Mar 25, 2016 ... England must get six key things right if they are to beat Sri Lanka and reach the semi Manchester City need guts as well as guile if they are to stage a big finish to the season: Stuart Brennan's verdict. 12:35, 3 Apr 2016. Opinion; by StuartBrennan ... Mar 12, 2016 ... England must attack, ignite and excite if they are to win World T20. England must attack, ignite and excite if they are to win World T20 Joe Root ...

if they are to be

10 results on the web

if they are to

12,050,000 results on the web

More popular!

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

Thierry Henry says Arsenal need unity if they are to win Premier League title. George Bellshaw for Metro.co.ukSaturday 19 Mar 2016 10:56 am. 72. Arsenal ...
finals of the World T20... here they are. England face Sri ...
Mar 25, 2016 ... England must get six key things right if they are to beat Sri Lanka and reach the semi
Manchester City need guts as well as guile if they are to stage a big finish to the season: Stuart Brennan's verdict. 12:35, 3 Apr 2016. Opinion; by StuartBrennan ...
Mar 12, 2016 ... England must attack, ignite and excite if they are to win World T20. England must attack, ignite and excite if they are to win World T20 Joe Root ...