Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"trinh nhanh cau snippets" » "trinh thanh cau snippets", "trinh hanh cau snippets", "trinh nhan cau snippets", "trinh nhanh cay snippets", "trinh thanh chau snippets", "trinh nhanh ha snippets"
"dung cac code snippets" » "luong cac code snippets", "dung cho code snippets", "dung tai code snippets", "dung cac cong snippets", "dung cac co snippets", "dung cac che snippets"

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