Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khoi cua mau slippers" » "hoi cua mau slippers", "khi cua mau slippers", "kho cua mau slippers", "khoi ca mau slippers", "khoi cua cau slippers", "khoi cua manh slippers", "khoi cua mau slippery", "khoi cua mau 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: (((("khoi cua mau slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoi cua mau slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("khoi cua mau slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.