Perhaps you should try some spelling variations:
"coder decoder using charged problem" » "coder decoder using change problem" (Expand search), "coder decoder using hard problem" (Expand search), "coder decoder using charged droplets" (Expand search), "encoder decoder using charged problem" (Expand search), "coder disorder using charged problem" (Expand search), "coder decoding using charged problem" (Expand search), "coder cover using charged problem" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa python 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 decoder using charged problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder decoder using charged problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder decoder using charged problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder decoder using charged problem") OR ("api python python python programming"))*.