Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lang thi hoa snippets" » "lang thai hoa snippets", "dang thi hoa snippets", "tang thi hoa snippets", "lang thi hoan snippets", "lang thi ha snippets", "lang thi hong 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: (((("lang thi hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lang thi hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lang thi hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lang thi hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.