Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"nham hat dam snippets" » "nham phat dam snippets", "nham mat dam snippets", "pham nhat dam snippets", "nham hat dan snippets", "nham hat dao snippets", "nham hat dum snippets", "nham hat dam 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: (((("nham hat dam snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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