Most Search Keyword at Free Download99

Please ignore this post, because i'm just want to know are these keyword affecting my Google Search Result or not.

Keyword:

Utilities Software Review
Disk Cleanup Software
Defragmentation Software
Buy Spyware Software
Debugger Software
Backup Software Shareware
Online Help Software
Software for Downloading
PC Cleanup Software
Retail Software Applications
Assistance Software

I often heard people said that if you want to have a lot of visitors, then you have to create a post that contain most of the used keyword. so. . . . . Here it is:)

Do you have any suggestion?