Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"trinh cac chu snippets" » "trinh cau chu snippets", "trinh chat chu snippets", "trinh chao chu snippets", "trinh cac thu snippets", "trinh cac che snippets", "trinh cac khu snippets"
"dung dung code snippets" » "duong dung code snippets", "ung dung code snippets", "dung ung code snippets", "dung dung cong snippets", "dung dung co snippets", "dung dung de snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("trinh cac chu snippets") or ("dung dung code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh cac chu snippets") OR ("dung dung code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( trinh cac chu snippets ) or ( dung dung code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh cac chu snippets") or ("dung dung code snippets"))) or ("locating bugs code snippets"))*.