Perhaps you should try some spelling variations:
"coder implementation on coding problem" » "code implementation on coding problem" (Expand search), "decoder implementation on coding problem" (Expand search), "model implementation on coding problem" (Expand search), "coder implementation of coding problem" (Expand search), "coder implementation in coding problem" (Expand search), "coder implementation and coding problem" (Expand search), "coder implementation on coding problems" (Expand search), "coder implementation on coping problem" (Expand search), "coder implementation on loading problem" (Expand search), "coder implementation non coding problem" (Expand search)
"action coding and python programming" » "action during and python programming" (Expand search), "actions according and python programming" (Expand search), "action coding rna python programming" (Expand search), "action coding in python programming" (Expand search), "action coding on python programming" (Expand search), "action coding api python programming" (Expand search), "actinon coding and python programming" (Expand search), "actiof coding and python programming" (Expand search), "actiand coding and 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 implementation on coding problem") OR ("action coding and python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder implementation on coding problem\") OR (\"action coding and python programming\"))".
• Removing quotes may allow a broader search: (( coder implementation on coding problem ) OR ( action coding and python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder implementation on coding problem") OR ("action coding and python programming"))*.