保不齐

保不齐	bǎo bu qí	more likely than not / quite possible / on the cards
保	Bǎo	Bulgaria (abbr. for 保加利亚)
保	bǎo	to defend; to protect; to keep / to guarantee; to ensure / (old) civil administration unit in the baojia 保甲 system
不	bù	no; not so / (bound form) not; un-
齐	Qí	(name of states and dynasties at several different periods) / surname Qi
齐	qí	neat / even / level with / identical / simultaneous / all together / to even sth out