'complement and reinforce' is correct and usable in written English.
You can use it when you want to suggest that two different things are working together to produce a particular effect. For example, "The teacher's lectures and the online resources complement and reinforce each other, giving the students a more comprehensive understanding of the material."
Think about how the behaviors complement and reinforce one another.
These results complement and reinforce Croson and Gneezy's organizing explanation of greater context sensitivity of women.
Lighting in the cinema is a method of composition, used to complement and reinforce the dramatic situation.
It restricts the fiscal relationship between church and state, and tends to complement and reinforce the desired separation insulating each from the other.
The Court is designed to complement and reinforce the Commission's mission to promote and protect those rights and freedoms set forth in the Banjul Charter.
"We are confident that Hong Kong Disneyland and Shanghai Disneyland will complement and reinforce each other," Mr. Staggs said in an e-mail.
More interesting than the fact that Capital One applied all these elements is the way in which these concepts complemented and reinforced one another.
In contrast to the current literature on women and natural resource use, we thus found that gendered roles complemented and reinforced each other.
Academic laboratories have been traditionally used for complementing and reinforcing in a practical way the theoretical instruction received in classroom lectures.
You'll get the smoothness of the oil, the sharp hit of the vinegar, the aroma of the herbs and the sweet meatiness of the lamb, each distinct flavor complementing and reinforcing the others.
The earliest networks were Mediterranean trade routes that quickly expanded into transregional paths for pilgrimage, scholarship, and conversion, each network complementing and reinforcing the others.
