Perhaps you should try some spelling variations:
"code code decoding and detecting" » "code barcode decoding and detecting" (Expand search), "code coding decoding and detecting" (Expand search), "code code according and detecting" (Expand search), "code code decoding and detection" (Expand search), "code code decoding in detecting" (Expand search), "code code decoding and selecting" (Expand search), "code code recording and detecting" (Expand search), "code code coding and detecting" (Expand search), "code code encoding and detecting" (Expand search), "code cdc decoding and detecting" (Expand search)
"_ python python python programming" » "_ pythons python python programming" (Expand search), "_ piton python python programming" (Expand search), "_ pitons 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: (("code code decoding and detecting") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"code code decoding and detecting\") OR (\"_ python python python programming\"))*".
• Removing quotes may allow a broader search: (( code code decoding and detecting ) OR ( _ python python python programming ))*.