"maintain a facade of" is a correct and usable phrase in written English.
It means to keep up an appearance or illusion, usually to hide one's true feelings or intentions. Example: Despite her inner turmoil, she always maintained a facade of happiness in front of her friends and family.
Survival depends less on talent than on having a thick enough skin to recover after every setback and still maintain a facade of genial equanimity.
Habbush insisted that Saddam Hussein had abandoned his weapons programs but would not publicly admit it, so as to maintain a facade of deterrence against regional rivals like Iran.
Preview tapes were unavailable, though experience leads us to predict profuse use of the word "bum" and/or "ass" and the creaking of ageing celebrity jaw muscles as they strain to maintain a facade of mirth, even though none of what's being said is actually that funny.
As you expose your weaknesses and frailties, ambitions and dreams, and get past the need to maintain a facade of competence, you will become amazingly alive and empowered by the process and discover a tremendous amount of support that exists for you and others in this shared experience.
They have to maintain a facade of romantic partners when they're still growing as friends.
More to the point though, having to maintain a facade of always being the expert, all-knowing person in the room can set you up for fear of failure and a worry that you carry everyone else's burdens.
Intent on maintaining a facade of unity during a leadership transition, many of China's rulers until recently heaped praise on Mr. Bo's initiatives.
The play offers a flow of insights into marriage, money, morals and, most especially, a society that maintains a facade of hypocritical respectability.
Both could claim the pragmatism of a cheque with many zeros, while still maintaining a facade of mutual loathing should it prove necessary.
Litman might be missing, and his colleagues might have their own sheaf of reasons for wanting him found... but they'd have a larger stake in maintaining a facade of normalcy, which is not really a word, but people use it instead of normality.
They say that #gamergate is actually a co-ordinated 4chan campaign that has swept up many naive muppets, that through it and other tags like #notyourshield and #writeakotakuarticle the social media campaign has maintained a facade of reasonableness while in fact actually being about women after all.
