The phrase "be in relationship to" can be cumbersome. Luckily, there are plenty of other ways to express this concept. Some synonyms include "relate to," "correlate with," "connect to," "associate with," "align with," and "have relevance to." Additionally, you could use more specific terms depending on the context, such as "impact," "affect," or "influence." Overall, it's always a good idea to vary your language and avoid repetition in your writing. By exploring different synonyms for common phrases, you can make your writing more interesting and engaging for your readers.