Perhaps you should try some spelling variations:
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"
"cu thu hang snippets" » "cu thi hang snippets", "cu thuc hanh snippets", "cu thu huong snippets", "cuu thu hang snippets", "cau thu hang snippets", "tu thu hang snippets"

Try widening your search to All Fields.

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