Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"canh tranh cad snippets" » "canh tranh cac snippets", "canh tranh cai snippets", "canh trinh cad snippets", "anh tranh cad snippets", "can tranh cad snippets", "hanh tranh cad 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"

Try widening your search to All Fields.

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