what is the difference between these two words--fact and truth?

[ouye]

thank you for your help
I will really appreciate it

[Marius Hancu]

http://www.merriam-webster.com/dictionary/fact
http://www.merriam-webster.com/dictionary/truth

Truth is more general and more abstract/theoretical. Only meaning 2a in the 2d definition is synonymical with fact.

I'd suggest a good dictionary (English to your own language). You need to understand them first in your language.