to see anything in a dream―dream anything
夢を見ること
夢を見る.
夢を掴め
I wish you sweet dreams.
夢のうち
a dream a person has while sleeping
to bring one to one's senses―disillusion one―disenchant one
よい夢を。
another dream that a person has in a dream while sleeping
夢を追う。
夢を抱け。