'maintain the trust' is correct and usable in written English.
You can use it whenever you want to express the importance of keeping someone's trust or not breaking it. For example: "We must maintain the trust between us if we are going to stay friends forever."
We work very hard to maintain the trust of this community, without whose support law enforcement would suffer greatly.
"This ensures that ads promotes a safe community and we maintain the trust of the audience on Facebook.
"To maintain the trust of international financial markets, it is important to have fiscal discipline," Mr. Kan said.
But what is most important to Save the Children, is that we maintain the trust and confidence we have built over 95 years.
The rules are meant to maintain the trust of readers, who are not in a position to investigate the motives of reporters.
The government must realise that an independent CRE makes for a healthy government, and the CRE chair must realise that we are only useful if we can win and maintain the trust of Britain's black, white and Asian communities.
To maintain the trusts' tax-free status, their managers aren't allowed to issue fresh debt or equity.
"He still maintains the trust that he had with us, the bond he had with us when he was congressman".
Many counterterrorism officials say maintaining the trust of American Muslims is critical to attracting tips and foiling plots.
If maintaining the trust of the Muslim community is an important counterterrorism strategy, then reforming terrorism investigations and prosecutions is essential to our security.
Maintaining the trust of users will be a challenge for Google if it acquires new content properties like Yelp, he said.
