Perhaps you should try some spelling variations:
"hoi duc thinh snippets" » "hoi duc thanh snippets", "hoi quoc thinh snippets", "hoi duc minh snippets", "hoai duc thinh snippets", "hoi suc thinh snippets", "hoi uc thinh snippets", "hoi duc thinh slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("hoi duc thinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoi duc thinh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoi duc thinh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi duc thinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.