Perhaps you should try some spelling variations:
"locating bung code snippets" » "locating bug code snippets", "locating bung code slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"co duc hieu snippets" » "co doc hieu snippets", "co duc hien snippets", "co thuc hieu snippets", "co duoc hieu snippets", "cao duc hieu snippets", "do duc hieu snippets", "co duc hieu slippers"

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: (((("co duc hieu snippets") or ("python using java snippets"))) or ("locating bung code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("co duc hieu snippets") OR ("python using java snippets"))) OR ("locating bung code snippets")).
• Removing quotes may allow a broader search: (((( co duc hieu snippets ) or ( python using java snippets ))) or ( locating bung code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("co duc hieu snippets") or ("python using java snippets"))) or ("locating bung code snippets"))*.