Perhaps you should try some spelling variations:
"thong gian phi snippets" » "khong gian phi snippets", "thong giao phi snippets", "chong gian phi snippets", "thong gian phu snippets", "thong gia phi snippets", "thong gian pho snippets", "thong gian phi 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: (((("thong gian phi snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thong gian phi snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thong gian phi snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thong gian phi snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.