Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tieu cao hoc snippets" » "lieu cao hoc snippets", "sieu cao hoc snippets", "chieu cao hoc snippets", "tieu co hoc snippets", "tieu cho hoc snippets", "tieu chat hoc 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: (((("tieu cao hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tieu cao hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tieu cao hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tieu cao hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.