Grammar

 

Prepositions

Using Prepositions Unnecessarily

He found a decomposed corpse near to the bus stop.
He found a decomposed corpse near the bus stop.

Using the Wrong Choice of Prepositions

You can often see delinquent teenagers loitering under the void decks of HDB flats.
(This means that the teenagers are loitering at an underground place below the void decks.)
You can often see delinquent teenagers loitering at the void decks of HDB flats.