Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"tan duoc trinh snippets" » "tan doc trinh snippets", "tan quoc thinh snippets", "tan duoc tren snippets", "tao duoc trinh snippets", "tran duc trinh snippets", "da duoc trinh snippets", "tan duoc 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: (((("tan duoc 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: (((("tan duoc trinh snippets") OR ("dung java java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( tan duoc trinh snippets ) or ( dung java java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tan duoc trinh snippets") or ("dung java java snippets"))) or ("locating bugs code snippets"))*.