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