'Perhaps' in the Bible

Sarai said to Abram, “Since the Lord has prevented me from bearing children, go to my slave; perhaps through her I can build a family.” And Abram agreed to what Sarai said.

Perhaps there are 50 righteous ones within the city. Will you actually destroy it and not forgive the place for the sake of the 50 righteous that are found there?

Perhaps there may want five of the fifty righteous: wilt thou destroy all the city on account of the five? And he said, If I shall find forty-five there, I will not destroy it.

And he continued yet to speak with him, and said, Perhaps there may be forty found there. And he said, I will not do it for the forty's sake.

And he said, Oh, let not the Lord be angry that I speak! Perhaps there may be thirty found there. And he said, I will not do it if I find thirty there.

And he said, Behold now, I have ventured to speak with the Lord. Perhaps there may be twenty found there. And he said, I will not destroy it for the twenty's sake.

And he said, Oh, let not the Lord be angry, that I speak yet but this time! Perhaps there may be ten found there. And he said, I will not destroy it for the ten's sake.

And the servant said to him, Perhaps the woman will not be willing to follow me to this land: must I, then, bring thy son again in any case to the land from which thou hast removed?

And I said to my master, Perhaps the woman will not follow me?

But Rebekah's brother and her mother replied, "Let the girl stay with us a few more days, perhaps ten. Then she can go."

My father perhaps will feel me, and I shall be in his sight as one who mocks him, and I shall bring a curse on me, and not a blessing.

You are also to say, ‘Look, your servant Jacob is right behind us.’” For he thought, “I want to appease Esau with the gift that is going ahead of me. After that, I can face him, and perhaps he will forgive me.”

Jacob was thinking, "I'll pacify him with the presents that are being sent ahead of me. Then, when I meet him, perhaps he'll accept me." So the presents went ahead of him, while he spent that night in the camp.

Then Judah said to Tamar, his daughter-in-law, “Remain a widow at your father’s house until Shelah my [youngest] son is grown”; [but he was deceiving her] for he thought that [if Shelah should marry her] he too might die like his brothers did. So Tamar went and lived in her father’s house.

But Jacob did not send Benjamin, Joseph’s [younger] brother, with his brothers, for he said, “I am afraid that some harm or injury may come to him.”

Take twice as much money with you. Return the money that was returned to you in the top of your bags. Perhaps it was a mistake.

When Joseph’s brothers saw that their father was dead, they said, “What if Joseph carries a grudge against us and pays us back in full for all the wrong which we did to him?”