Perhaps you should try some spelling variations:
"coder precoder j2me java programming" » "coder precoder j2me and programming" (Expand search), "coder precoder j2me based programming" (Expand search), "coder precoder j2me goal programming" (Expand search), "coder decoder j2me java programming" (Expand search), "coder precoder jcml java programming" (Expand search)
"on python python python programming" » "on pythons python python programming" (Expand search), "on piton python python programming" (Expand search), "on pitons python python programming" (Expand search), "in python pythin python programming" (Expand search), "of python pythof python programming" (Expand search), "_ python pyth_ python programming" (Expand search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder precoder j2me java programming") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder j2me java programming\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder j2me java programming ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder j2me java programming") OR ("on python python python programming"))*.