Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dat doc toan snippets" » "dat doc code snippets", "dat duc toan snippets", "dat doc than snippets", "dat ngoc toan snippets", "dat duoc toan snippets", "day doc toan snippets", "dat nuoc toan 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: (((("dat doc toan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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