Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"ca toan cho snippets" » "ca toan code snippets", "ca toan cao snippets", "ca toan chi snippets", "ca toan ho snippets", "cua toan cho snippets", "va toan cho snippets", "bai toan cho 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: (((("ca toan cho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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