Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sam anh tuan slippers" » "sat anh tuan slippers", "tam anh tuan slippers", "am anh tuan slippers", "sam anh quan slippers", "sam anh tran slippers", "sam anh luan slippers", "sam anh tuan slippery", "sam anh tuan 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: (((("sam anh tuan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sam anh tuan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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