How to search very effectively on Google and use like pro

1) Search anything in double quote (""). Ex. "hello google". It will show only hello google not about other thing.

2) If you want to eliminate a word from your search, you can use (-word)
 Ex. Linux Distribution -Ubuntu
It will show all distribution of Linux except Ubuntu.

 3) You can search any site using site:sitename Ex. site:hbtu.ac.in

4)You can search on google related thing to word using tilde(~) symbol. Ex. ~sushil

5) You can gain any value using asterisk(*) symbol on google.
  Ex. salary of software engineer is *

6)You can gain any article ,news,websites on google between time range.
 Ex. windows 2011..2014
It will show all articles, news and websites between 2011 and 2014.

7)File type search on google.
Ex. filetype:ppt software book
 It will show ppt only on software book.