Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thue hai cua snippets" » "thu hai cua snippets", "thue tai cua snippets", "thue ha cua snippets", "thue thai cua snippets", "thue hoi cua snippets", "thue dai cua 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: (((("thue hai cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thue hai cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thue hai cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thue hai cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.