google chrome problem?

[Merp]

hi many times when ever i use google chrome and search something on google and click on the link "oops google chrome could not find. . ." pops up! i looked up on how to solve this problem but no luck. and also often times when ever i click a link it redirects me to a different page, but when i had malwarebytes antimalware and used the trial version the problem stopped, but when the trial ended all these problems are returning, i dont know what todo help!