Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc ho le snippets" » "luc hoc le snippets", "luc cho le snippets", "luc ha le snippets", "luc hon le snippets", "luc hao le snippets", "luc do le 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: (((("luc ho le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc ho le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc ho le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc ho le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.