Perhaps you should try some spelling variations:
"thi dang tran snippets" » "thi dang thanh snippets", "thi quang tran snippets", "thi hoang tran snippets", "thi nang tran snippets", "thi hang tran snippets", "thi dung tran snippets", "thi dang tran 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: (((("thi dang tran snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi dang tran snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi dang tran snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi dang tran snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.