飞来飞去

飞来飞去	fēi lái fēi qù	to fly about / to fly hither and thither / to flit / to swarm / to spiral
飞	fēi	to fly
来	lái	to come / (used as a substitute for a more specific verb) / hither (directional complement for motion toward the speaker, as in 回来) / ever since (as in 自古以来) / for the past (amount of time) / (prefix) the coming ...; the next ... (as in 来世) / (between two verbs) in order to / (after a round number) approximately / (used after 得 to indicate possibility, as in 谈得来, or after 不 to indicate impossibility, as in 吃不来)
飞	fēi	to fly
去	qù	to go / to go to (a place) / (of a time etc) last / just passed / to send / to remove / to get rid of / to reduce / to be apart from in space or time / to die (euphemism) / to play (a part) / (when used either before or after a verb) to go in order to do sth / (after a verb of motion indicates movement away from the speaker) / (used after certain verbs to indicate detachment or separation)