Perhaps you should try some spelling variations:
"coder encoding the frequency coding" » "coder encoding the frequency encoding" (Expand search), "coder encoding the frequency coupling" (Expand search), "coder encoding the frequency sounding" (Expand search), "core encoding the frequency coding" (Expand search), "clones encoding the frequency coding" (Expand search), "video encoding the frequency coding" (Expand search), "coder decoding the frequency coding" (Expand search), "coder encoding _ frequency coding" (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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder encoding the frequency coding") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder encoding the frequency coding\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder encoding the frequency coding ) OR ( api python python python programming ))*.