Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"qua trong de snippets" » "quan trong de snippets", "qua trinh de snippets", "qua song de snippets", "qua trong den snippets", "qua trong le snippets", "qua trong he 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: (((("qua trong de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("qua trong de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( qua trong de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("qua trong de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.