Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"ho xuan thuc snippets" » "ho luan thuc snippets", "ho xuan thu snippets", "ho xuan thuy snippets", "vo xuan thuc snippets", "ngo xuan thuc snippets", "thi xuan thuc snippets", "ho xuan thuc slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("ho xuan thuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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