Perhaps you should try some spelling variations:
"and computation using coding problem" » "and computations using coding problem" (Expand search), "and computation in coding problem" (Expand search), "and composition using coding problem" (Expand search), "and computational using coding problem" (Expand search), "of computation using coding problem" (Expand search), "and computation using coding problems" (Expand search), "and computation using coping problem" (Expand search), "and computation using loading problem" (Expand search), "and computation using coating problem" (Expand search), "and computation using cooking problem" (Expand search)
"using mobile from python programming" » "using mobilis from python programming" (Expand search), "using mobile food python programming" (Expand search), "using mobile fog python programming" (Expand search), "using mobile from pathogen programming" (Expand search), "using mobile from anthony 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: (("and computation using coding problem") OR ("using mobile from python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"and computation using coding problem\") OR (\"using mobile from python programming\"))".
• Removing quotes may allow a broader search: (( and computation using coding problem ) OR ( using mobile from python programming )).
• Adding a wildcard symbol may retrieve word variants: (("and computation using coding problem") OR ("using mobile from python programming"))*.