Perhaps you should try some spelling variations:
"coder coding using biochar programing" » "coder coding using linear programing" (Expand search), "coder coding using circular programming" (Expand search), "coder coding in biochar programing" (Expand search), "modern coding using biochar programing" (Expand search), "color coding using biochar programing" (Expand search), "odor coding using biochar programing" (Expand search), "coder modeling using biochar programing" (Expand search), "coder drying using biochar programing" (Expand search)
"api pitons python python programming" » "api pitons pythons python programming" (Expand search), "api pitons piton python programming" (Expand search), "api pitons pytm python programming" (Expand search), "api citons python python programming" (Expand search), "api pitoni python python programming" (Expand search), "api pitoes python python programming" (Expand search)

You may be able to get more results by adjusting your search query.

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