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