Sentence examples for controversial and difficult from inspiring English sources

Differentiation between the aggressive benign odontogenic tumors and their malignant counterparts is controversial and difficult.

Therefore, its results are controversial and difficult to use in decision-making.

And yet, this eat-less-salt argument has been surprisingly controversial — and difficult to defend.

But using them in Anbar may be more controversial and difficult.

"As a student of the Jewish state, I can't think of a more controversial and difficult decision," Biden said.

"It shows how controversial and difficult it is to get to the adequately ambitious outcome we need in global aviation".

The reduced penetrance of SCA8 is one of the most controversial and difficult-to-understand features of the disease.

Screamo: a combination of melodic hardcore punk and aggressive emo music, screamo is one of the more controversial and difficult-to-pin sub-genres, because it was commonly tagged to bands like Thursday, The Used, and Taking Back Sunday, bands that alternated high-pitched shrieking vocals with more melodic "sung" vocals.

Troublesome and controversial debates and difficult negotiation processes would no longer be necessary.

"This is highly controversial and very difficult.

However, what can be considered normal or not normal, is controversial and of difficult interpretation.