There are several synonyms for the phrase "more calling" that can be used to convey a similar meaning. One such synonym is "additional outreach," which refers to making further attempts to reach out to someone. Another synonym is "increased contact," which can imply a greater frequency or intensity in communication. "Further connection" can also be used to describe efforts to establish a stronger connection with someone through continued communication. Finally, the phrase "continued engagement" can be a synonym for "more calling," suggesting a sustained effort to maintain communication with someone. All of these synonyms suggest a persistent effort to stay in touch and maintain a relationship with someone.