Perhaps you should try some spelling variations:
"code code using databases protein" » "code code using database protein" (Expand search), "code code sensing databases protein" (Expand search), "code code mining databases protein" (Expand search), "code made using databases protein" (Expand search), "code coding using databases protein" (Expand search), "code cdc using databases protein" (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: (("code code using databases protein") OR ("in python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"code code using databases protein\") OR (\"in python python python programming\"))".
• Removing quotes may allow a broader search: (( code code using databases protein ) OR ( in python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("code code using databases protein") OR ("in python python python programming"))*.