Perhaps you should try some spelling variations:
"coder using mobile java programming" » "coder using mobile and programming" (Expand search), "coder using mobile based programming" (Expand search), "coder using mobile goal programming" (Expand search), "coders using mobile java programming" (Expand search), "cover using mobile java programming" (Expand search), "code using mobile java programming" (Expand search), "coder using mobile data programming" (Expand search)
"_ python python python programming" » "_ pythons python python programming" (Expand search), "_ piton python python programming" (Expand search), "_ pitons python 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 using mobile java programming") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder using mobile java programming\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder using mobile java programming ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder using mobile java programming") OR ("_ python python python programming"))*.