Looking on the internet deeply has found these results:

if is the most popular phrase on the web.

in case 1611,000,000 results on the web	if 1835,000,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
Especially in case I don't survive. So my hand looks beautiful in case... Insurance in case I need you. A failsafe in case tragedy struck. Insurance in case I need you. More frequent measurements in case process changes are needed. This is in case she eats an onion. The quotes are important in case your path contains blanks.	Learning From The Masters Of Cinema: Lindsay Anderson's If.... 7 July ... If. This Sporting Life. Is That All There Is? Long Ago, Tomorrow. Look Back in Anger. Sing if you want to. Stay indoors if it rains. I'll go if you do. 2. even though: an enthusiastic if small audience. 3. whether: He asked if I knew Spanish. 4. (used to �... If anyone has found a bunch of keys, would they please leave them on my desk. ... Are you planning to return to work, and if so, who is going to look after the�... And yet don't look too good, nor talk too wise: If you can dream�and not make dreams your master;. If you can think�and not make thoughts your aim;. If you�...

in case

1611,000,000 results on the web

if

1835,000,000 results on the web

More popular!

Learning From The Masters Of Cinema: Lindsay Anderson's If.... 7 July ... If. This Sporting Life. Is That All There Is? Long Ago, Tomorrow. Look Back in Anger.
Sing if you want to. Stay indoors if it rains. I'll go if you do. 2. even though: an enthusiastic if small audience. 3. whether: He asked if I knew Spanish. 4. (used to �...
If anyone has found a bunch of keys, would they please leave them on my desk. ... Are you planning to return to work, and if so, who is going to look after the�...
And yet don't look too good, nor talk too wise: If you can dream�and not make dreams your master;. If you can think�and not make thoughts your aim;. If you�...