Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"
"ton can cau snippets" » "toan can cau snippets", "ton cac cau snippets", "ton san cau snippets", "ton van cau snippets", "ton ban cau snippets", "ton ca cau snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using data snippets") or ("ton can cau snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using data snippets") OR ("ton can cau snippets"))) OR ("locating bugs code snippets")).
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