Perhaps you should try some spelling variations:
"coder coder single frequency all" » "coder coder time frequency all" (Expand search), "coder coder gene frequency all" (Expand search), "coder coder allele frequency all" (Expand search), "coder coder single frequency and" (Expand search), "coder coder single frequency at" (Expand search), "coder coder single frequency an" (Expand search), "coder under single frequency all" (Expand search), "coder power single frequency all" (Expand search), "coder mode single frequency all" (Expand search), "coder decoder single frequency all" (Expand search), "code code single frequency all" (Expand search), "decoder codec single frequency all" (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 coder single frequency all\") OR (\"api pitons python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder single frequency all ) OR ( api pitons python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder single frequency all") OR ("api pitons python python programming"))*.