Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lieu doi ve snippets" » "lieu boi ve snippets", "lieu voi ve snippets", "lieu dai ve snippets", "lieu moi ve snippets", "lieu doi va snippets", "lieu noi ve snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("lieu doi ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lieu doi ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lieu doi ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu doi ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.