to be open ; to lead to; to communicate; open ; to lead to; to communicate; to flow ; to pass; to get through to; flow ; to pass; to get through to; to be understood; to be comprehended; understood; to be comprehended; to be honored; to be good; honored; to be good; to be well versed in; to be well-informed; well versed in; to be well-informed; to communicate clandestinely; to keep in touch; communicate clandestinely; to keep in touch; to form a liaison; to be intimate; form a liaison; to be intimate; to spread widely; to disseminate; spread widely; to disseminate
