Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"vu bang den snippets" » "vu ban den snippets", "vu bang tien snippets", "vu bang bien snippets", "vu dang den snippets", "va bang den 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: (((("vu bang den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vu bang den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vu bang den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vu bang den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.