'Perhaps' in the Bible

Or did I [perhaps] sin by humbling myself so that you might be exalted and honored, because I preached God’s gospel to you free of charge?

For I am afraid that perhaps when I come I may find you not to be as I wish, and that you may find me not as you wish—that perhaps there may be strife, jealousy, angry tempers, disputes, slander, gossip, arrogance and disorder;