Perhaps you should try some spelling variations:
"coder in vector machine problem" » "coder in vector matching problem" (Expand search), "coder in vector teaching problem" (Expand search), "coder in vector teaching problems" (Expand search), "coder and vector machine problem" (Expand search), "coder _ vector machine problem" (Expand search), "code in vector machine problem" (Expand search), "codes in vector machine problem" (Expand search), "poder in vector machine 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 in vector machine problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder in vector machine problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder in vector machine problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder in vector machine problem") OR ("api python python python programming"))*.