Looking on the internet deeply has found these results:

many challenges are encountered while is the most popular phrase on the web.

many challenges are encountered white 10 results on the web	many challenges are encountered while 13 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.	18 hours ago ... Many challenges are encountered while trying to devise new drugs to treat GBM, such as the presence of the blood brain barrier which is�... Many challenges are encountered while trying to devise new drugs to treat GBM, such as the presence of the blood brain barrier which is impermeable to most�... Apr 4, 2012 ... Many challenges are encountered while accomplishing the autonomous microrobotic fiber characterization platform. Since the tolerance bands�...

many challenges are encountered white

10 results on the web

many challenges are encountered while

13 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.

18 hours ago ... Many challenges are encountered while trying to devise new drugs to treat GBM, such as the presence of the blood brain barrier which is�...
Many challenges are encountered while trying to devise new drugs to treat GBM, such as the presence of the blood brain barrier which is impermeable to most�...
Apr 4, 2012 ... Many challenges are encountered while accomplishing the autonomous microrobotic fiber characterization platform. Since the tolerance bands�...