Somehow I have noticed that it is good way to search solutions from forum with google.
I do not know if I only have used to navigate with google search or does it really find things better that pages own search.
Just put first search word as cqrlog.com then word you are looking for (error messages etc...)
cqrlog.com Duplicate column name
and so on.
This seems to work better than using "site:cqrlog.com" like: