Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"tran doi trinh snippets" » "tran doc trinh snippets", "tran doi tinh snippets", "tran dong trinh snippets", "truan doi trinh snippets", "trao doi trinh snippets", "tren doi trinh snippets"
"dung java java slippers" » "dung va java slippers", "dung java java slippery", "dung java java grippers"

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: (((("tran doi trinh snippets") or ("dung java java slippers"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran doi trinh snippets") OR ("dung java java slippers"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( tran doi trinh snippets ) or ( dung java java slippers ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tran doi trinh snippets") or ("dung java java slippers"))) or ("locating bugs code snippets"))*.