Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nam theo cu snippets" » "nam theo code snippets", "nam thuoc cu snippets", "pham theo cu snippets", "kem theo cu snippets", "nam theo chu snippets", "nam theo tu snippets", "nam thao cua snippets"
"python using java snippets" » "python using data 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: (((("nam theo cu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nam theo cu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( nam theo cu snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nam theo cu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.