Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"ran ban sach snippets" » "ran ban sac snippets", "ran ban mach snippets", "ran ngan sach snippets", "van ban sach snippets", "can ban sach snippets", "tranh ban sach snippets", "ran ban sach 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: (((("ran ban sach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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