The phrase "be developed" can be replaced with a variety of synonyms depending on the context. In the case of growth or progress, one might use phrases such as "evolve," "mature," or "advance." If referring to construction or building, synonyms could include "erect," "construct," or "create." In the context of scientific or technological advancement, the words "innovate," "progress," or "improve" could be used. Similarly, in the realm of personal or professional development, one might use phrases such as "cultivate," "hone," or "refine." Ultimately, the appropriate synonym for "be developed" will depend on the specific situation and desired connotations.