'Alone' in the Bible

And Jehovah God said, It is not good that the man should be alone; I will make him a help meet for him.

And Jacob was left alone; and there wrestled a man with him until the breaking of the day.

And we said unto my lord, We have a father, an old man, and a child of his old age, a little one; and his brother is dead, and he alone is left of his mother; and his father loveth him.

And Joseph made it a statute concerning the land of Egypt unto this day, that Pharaoh should have the fifth; only the land of the priests alone became not Pharaoh's.