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 decoder using an protocol" » "encoder decoder using an protocol" (Expand search), "coder disorder using an protocol" (Expand search), "coder decoding using an protocol" (Expand search), "coder cover using an protocol" (Expand search), "coder decoder using can protocol" (Expand search), "coder decoder using pain protocol" (Expand search), "coder decoder using awin protocol" (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 decoder using an protocol\") OR (\"api pythons python python programming\"))~".
• Removing quotes may allow a broader search: (( coder decoder using an protocol ) OR ( api pythons python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder decoder using an protocol") OR ("api pythons python python programming"))*.