Perhaps you should try some spelling variations:
"coder coder main sequential pattern" » "coder coder maize sequential pattern" (Expand search), "coder coder in sequential pattern" (Expand search), "coder coder mao sequential pattern" (Expand search), "coder decoder main sequential pattern" (Expand search), "code code main sequential pattern" (Expand search), "decoder codec main sequential pattern" (Expand search), "coder soder maicon sequential pattern" (Expand search)
"in python python python programming" » "in pythons python python programming" (Expand search), "in piton python python programming" (Expand search), "in pitons python python programming" (Expand search), "_ 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 coder main sequential pattern") OR ("in python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder main sequential pattern\") OR (\"in python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder main sequential pattern ) OR ( in python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder main sequential pattern") OR ("in python python python programming"))*.