Perhaps you should try some spelling variations:
"coder precoder and optimization programming" » "coder precoder and application programming" (Expand search), "coder precoder and simulation programming" (Expand search), "coder precoder and optimization regarding" (Expand search), "coder decoder and optimization programming" (Expand search), "coder recover and optimization programming" (Expand search), "coder recorder and optimization programming" (Expand search), "coder precoce and optimization programming" (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 and optimization programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder and optimization programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder and optimization programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder and optimization programming") OR ("api python python python programming"))*.