Perhaps you should try some spelling variations:
"api pythons python python programming" » "api pitons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pythons piton python programming" (Expand search), "api pythons pitons python programming" (Expand search), "api pythons pytm python programming" (Expand search), "api python python python programming" (Expand search)
"coder con arduino mega using" » "coder an arduino mega using" (Expand search), "coder of arduino mega using" (Expand search), "coder in arduino mega using" (Expand search), "coder con arduino 68ga using" (Expand search), "coder con arduino fpga using" (Expand search), "code co arduino mega using" (Expand search), "order con arduino mega using" (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 con arduino mega using\") OR (\"api pythons python python programming\"))~".
• Removing quotes may allow a broader search: (( coder con arduino mega using ) OR ( api pythons python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder con arduino mega using") OR ("api pythons python python programming"))*.