Perhaps you should try some spelling variations:
"coder coder initial allocation problem" » "coder coder initial application problem" (Expand search), "coder coder spatial allocation problem" (Expand search), "coder coder financial allocation problem" (Expand search), "coder coder initial location problem" (Expand search), "coder mode initial allocation problem" (Expand search), "coder under initial allocation problem" (Expand search), "coder consider initial allocation problem" (Expand search), "coder decoder initial allocation problem" (Expand search), "code code initial allocation problem" (Expand search), "decoder codec initial allocation 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 coder initial allocation problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder initial allocation problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder initial allocation problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder initial allocation problem") OR ("api python python python programming"))*.