Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"can lay ngan snippets" » "can ly ngan snippets", "can lai ngan snippets", "can vay ngan snippets", "ban lay ngan snippets", "canh tay ngan snippets", "lanh lay ngan snippets", "can lay ngan 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: (((("can lay ngan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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