Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"tho trinh code snippets" » "tho trinh cong snippets", "tho trinh co snippets", "tho trinh cad snippets", "tho tinh code snippets", "tao trinh code snippets", "thi trinh code snippets", "tho trinh code 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: (((("tho trinh code snippets") or ("dung java java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tho trinh code snippets") OR ("dung java java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( tho trinh code snippets ) or ( dung java java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tho trinh code snippets") or ("dung java java snippets"))) or ("locating bugs code snippets"))*.