Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"dong kha trinh snippets" » "dong qua trinh snippets", "dong ha tinh snippets", "dong tra trinh snippets", "dong khoa trinh snippets", "dong ha trinh snippets", "dong khi trinh snippets", "dong kha trinh slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"

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