Perhaps you should try some spelling variations:
"gian hoi trac snippets" » "gian thai trac snippets", "gian ha trac snippets", "gian o trac snippets", "gian hoi trac slippers", "gian hoi trach snippets", "gian hoi tran snippets", "gian hoi tac snippets"
"dung va java snippets" » "dung java java snippets", "dung va 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: (((("dung va java snippets") or ("gian hoi trac snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung va java snippets") OR ("gian hoi trac snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung va java snippets ) or ( gian hoi trac snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung va java snippets") or ("gian hoi trac snippets"))) or ("locating bug code snippets"))*.