Indefinite pronouns

SENTENCE		-thing	-body	-one	-where
Positive Positive Negative, Interrogative Negative	Some Every Any No	Something Everyting Anything Nothing	Somebody Everybody Anybody Nobody	Somone Everyone Anyone No one	Somewhere Everywhere Anywhere Nowhere

Note : 

One and body refers to person. Thing refers to thing (object). Where refers to place.

Example : 

 I lost my wallet. I think it has fallen in somewhere.

Everything was calm before the strom.

Silent, please! I heard someone knock the door.