Perhaps you should try some spelling variations:
"coder precoder synthesis based program" » "coder prepolymer synthesis based program" (Expand search), "coder precursor synthesis based program" (Expand search), "coder powder synthesis based program" (Expand search), "coder precoder synthesis and program" (Expand search), "coder decoder synthesis based program" (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)

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 synthesis based program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder synthesis based program\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder synthesis based program ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder synthesis based program") OR ("api python python python programming"))*.