How to recover your haddock results

The HADDOCK category is meant to discuss any HADDOCK-related issue. For general information about HADDOCK refer to

I would like to know how recover your HADDOCK results from few months ago

You can’t - result files are deleted after two weeks.
The only option is to rerun. In case you saved the haddockparam file returned by the server right after submission (and also available from the results page), you can use the file upload interface to rerun your docking by upload that file.