Perhaps you should try some spelling variations:
"coder precoder signed line programming" » "coder precoder signed linear programming" (Expand search), "coder precoder signed cone programming" (Expand search), "coder precoder signed linear programmin" (Expand search), "coder decoder signed line programming" (Expand search), "coder precoder signed in programming" (Expand search), "coder precoder signor aline 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 signed line programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder signed line programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder signed line programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder signed line programming") OR ("api python python python programming"))*.