Perhaps you should try some spelling variations:
"coder linear time precoder program" » "coder linear time proder program" (Expand search), "coder linear time recovery program" (Expand search), "coder linear time precoce programa" (Expand search), "coder linear mimo precoder program" (Expand search), "coder linear time decoder program" (Expand search), "coder linear time precise program" (Expand search), "code linear time precoder program" (Expand search), "order linear time precoder program" (Expand search), "model linear time precoder program" (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.

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