Sentence examples for has proved complicated from inspiring English sources

But this has proved complicated.

But that process has proved complicated.

But the science, called attribution, has proved complicated.

Despite Brazil's best efforts, the Doha trade talks have stalled.Regional integration has proved complicated.

But drawing closer has proved complicated as differences remain on issues like trade and climate change, as well as how to effectively deal with Pakistan.

But the brain has many different kinds of glutamate receptors, and figuring out how to stimulate or block them in medically beneficial ways has proved complicated.

However Apple's shift to OS X has proven complicated, both for Apple itself and its users.

Yet, while that had appeared to pave the way for Sherwood's return to top-flight management after his departure from White Hart Lane last summer, negotiations have proved complicated.

Even internal communications have proven complicated without an email system in place.

But piecing together how and where growing tubes branch has proved complicated--not least because such organs are difficult to observe while they are growing.

Yet this simple principle has proved dreadfully complicated in practice.