Perhaps you should try some spelling variations:
"coder coder parallel drop problem" » "coder over parallel drop problem" (Expand search), "coder adder parallel drop problem" (Expand search), "coder power parallel drop problem" (Expand search), "coder coder parallel group problem" (Expand search), "coder coder parallel doi problem" (Expand search), "coder coder parallel from problem" (Expand search), "coder coder parallel shop problem" (Expand search), "coder coder parallel up problem" (Expand search), "coder decoder parallel drop problem" (Expand search), "code code parallel drop problem" (Expand search), "decoder codec parallel drop 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)

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 parallel drop problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder parallel drop problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder parallel drop problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder parallel drop problem") OR ("api python python python programming"))*.