Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"trinh lam some snippets" » "trinh lap some snippets", "trinh tam some snippets", "trinh cam some snippets", "trinh law some snippets", "trinh lam son snippets", "trinh lam so 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 lam some 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 lam some snippets") OR ("dung dung code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( trinh lam some snippets ) or ( dung dung code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh lam some snippets") or ("dung dung code snippets"))) or ("locating bugs code snippets"))*.