Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tra chu cua snippets" » "tra chu code snippets", "tia chu cua snippets", "tra cau cua snippets", "tra cho cua snippets", "tra chuc cua snippets", "tra hu cua snippets", "tra chi cua 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: (((("tra chu cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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