"sincere look" is an acceptable phrase in written English.
You can use it to describe a facial expression that conveys honesty and openness. For instance, you could say "She gave me a sincere look when I asked her opinion on the matter."
Republicans need to take a sincere look at how we run our primaries.
A sincere look at the sharing of an undivided Jerusalem is an integral part of that peace.
"The idea of a show doing a thorough and sincere look at Los Angeles was pretty interesting.
It features a soulful rock style and lyrics about the pleasures of the flesh and "the savage, sincere look of pleasure".
But let's not be frivolous--when was the last time you and your professional colleagues (or your family) as a group took a sincere look into the future and made the hard decisions about what is still mission-critical and what is not?
Fiddling and cheating are not on the syllabus, and staff claim, with sincere looks, that the fall of the roulette ball is random.
Raking in 23 million views for their " Asking Strangers for Food" video, the guys at OCKTV – two sincere looking blokes with studded belt buckles – go round rudely asking strangers eating pizza if they can have some.
This had the subtle effect of interrupting the candidates' sincerest looks into the camera (Mr. Bush seemed especially conscious of doing this).
It would be idle to look for the sincere expression of personal emotion in Arabic, Turkish, or Persian poetry.
And Karen O of the Yeah Yeah Yeahs won the prize for most sincere response, looking genuinely moved and energized by the sight of a crowd that she said was the biggest she had ever played to.
Most candidates are sincere in looking at the opportunity, and their curiosity about the job is genuine.
