The word "ing that" is a common phrase used in English grammar to express multiple meanings. However, there are many synonyms that can be used in place of "ing that" to make your language more concise and varied. Some alternative phrases include "which", "who", "that is", "namely", "particularly", "in other words", "that being said", and "to clarify". These synonyms allow you to convey the same ideas and information while avoiding repetition and enhancing your writing style. By expanding your vocabulary and using synonyms effectively, you can make your written and spoken communication more engaging and effective.