I want radiation patterns VSWR

You will find thousands of Yagi and dipole antenna articles on the Internet. Search for "yagi antenna" or "dipole antenna" using Google.

You can also create your own antenna plots:

4nec2 is a completely free Nec2, Nec4 and windows based tool for creating, viewing, optimizing and checking 2D and 3D style antenna geometry structures and generate, display and/or compare near/far-field radiation patterns for both the starting and experienced antenna modeler. Download from here:

http://home.ict.nl/~arivoors