Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"trinh toan de snippets" » "tinh toan de snippets", "thanh toan de snippets", "trinh han de snippets", "trinh toan du snippets", "trinh toan ke snippets", "trinh toan ve snippets"
"dang bug code snippets" » "dang bui code snippets", "dang hung code snippets", "dang dung code snippets"

Try widening your search to All Fields.

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