Perhaps you should try some spelling variations:
"trinh lam code snippets" » "trinh lap code snippets", "trinh tam code snippets", "trinh cam code snippets", "trinh lbm code snippets", "trinh lam co snippets", "trinh lam code slippers"
"ap dung code snippets" » "ap dung cong snippets", "ap dung co snippets", "ap dung de snippets", "xay dung code snippets", "van dung code snippets", "ap dung code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

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