Looking on the internet deeply has found these results:

the need for is the most popular phrase on the web.

the need of 11,970,000 results on the web	the need for 118,700,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
Due to continuous immigration from the mainland, the need of land has increased. ? Due to continuous immigration from the mainland, the need for land has�... The Need of Love is the second studio album by American group Earth, Wind & Fire, released in 1971. The album's cover was a photo of the band taken by�... The need OF�? up vote 0 down vote favorite. Is this sentence correct? This specific ability to care for�... Dec 11, 2010 ... I don't think I can call need of incorrect when used in the need of, since this was the usage 100 years ago, though. The construction "We have�... Nov 16, 2014 ... The need FOR (the other + verb) OR	Official site with media, news, product details and forums. 6. a requirement: the need for vengeance. 7. necessity or obligation resulting from some situation: no need to be frightened. 8. distress or extremity: a friend in �... Road & Track Presents: The Need for Speed, later released in Japan as Road & Track Presents: Over Drivin', is a 1994 racing video game first released on the�... Dec 11, 2010 ... When used as a subject, I think it is usually "need for": The need for food led them to abandon the small island and strike out across the open�...

the need of

11,970,000 results on the web

the need for

118,700,000 results on the web

More popular!

Due to continuous immigration from the mainland, the need of land has increased. ? Due to continuous immigration from the mainland, the need for land has�...
The Need of Love is the second studio album by American group Earth, Wind & Fire, released in 1971. The album's cover was a photo of the band taken by�...
The need OF�? up vote 0 down vote favorite. Is this sentence correct? This specific ability to care for�...
Dec 11, 2010 ... I don't think I can call need of incorrect when used in the need of, since this was the usage 100 years ago, though. The construction "We have�...
Nov 16, 2014 ... The need FOR (the other + verb)
OR

Official site with media, news, product details and forums.
6. a requirement: the need for vengeance. 7. necessity or obligation resulting from some situation: no need to be frightened. 8. distress or extremity: a friend in �...
Road & Track Presents: The Need for Speed, later released in Japan as Road & Track Presents: Over Drivin', is a 1994 racing video game first released on the�...
Dec 11, 2010 ... When used as a subject, I think it is usually "need for": The need for food led them to abandon the small island and strike out across the open�...