Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khi noi da snippets" » "khoi noi da snippets", "khi doi da snippets", "khi hoi da snippets", "khi nuoi da snippets", "khi noi va snippets", "khi toi da 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: (((("khi noi da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khi noi da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khi noi da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khi noi da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.