Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"trinh cau he snippets" » "trinh chat he snippets", "trinh chao he snippets", "trinh tu he snippets", "trinh cac he snippets", "trinh cau ha snippets", "trinh cau de snippets"
"dung cho code snippets" » "dung cho cong snippets", "dung cfd code snippets", "dung cho con 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: (((("dung cho code snippets") or ("trinh cau he snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung cho code snippets") OR ("trinh cau he snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dung cho code snippets ) or ( trinh cau he snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung cho code snippets") or ("trinh cau he snippets"))) or ("locating bugs code snippets"))*.