Perhaps you should try some spelling variations:
"coder precoder term planning problem" » "coder precoder term packing problem" (Expand search), "coder precoder term planning process" (Expand search), "coder decoder term planning problem" (Expand search), "coder precoder tourism planning 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), "manim 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 precoder term planning problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder term planning problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder term planning problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder term planning problem") OR ("api python python python programming"))*.