البحث عن الكتب من خلال جوجل

As you know Google.com is the most popular search engine in the world. 

Here are some tips to how i find eBooks with Google : 

Find Apache's (default) Index page 

Try this query: Code: 

+("index of") +("/ebooks"|"/book") +(chm|pdf|zip|rar) +apache 

Find a particular eBook file 

Try this query: 

Code: 

allinurl: +(rar|chm|zip|pdf|tgz) TheTitle 

enjoy