Nice writing!
Just my tow cents:
but you are suggested use a dictionary --> but you are suggested to use a dictionary ?
one commonly word --> one commonly word
Few passerbys give him the money. A young lady gave him a coin, glanced at the sign, then changed the sign to "It is a beautiful day and I can't see it", and afterward the money pours.
--> inconsistent tenses?
gtow --> typo: grow ?