Perhaps you should try some spelling variations:
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"
"cho viet bao slippers" » "co viet bao slippers", "tho viet bao slippers", "ho viet bao slippers", "cho viec bao slippers", "cho viet lao slippers", "cho viet bac slippers", "cho viet bao slippery", "cho viet bao grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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