Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dang thu tuc snippets" » "dang thuy tuc snippets", "dang thuc tuc snippets", "dang thi tuc snippets", "dang thu tuc slippers", "dang thu thuc snippets", "dang thu truc snippets"
"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: (((("python using java snippets") or ("dang thu tuc snippets"))) or ("locating bug code snippets"))~.
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