Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"toan do dk snippets" » "toan do code snippets", "toan ho dk snippets", "toan co dk snippets", "toan du dk snippets", "toan so dk snippets", "toan do de snippets", "toan do do snippets"
"python using java snippets" » "python using data 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 ("toan do dk snippets"))) or ("locating bug core snippets"))~.
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