Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luc dinh cua snippets" » "luc dinh code snippets", "luoc dinh cua snippets", "luc dich cua snippets", "luc binh cua snippets", "luc dinh cuu snippets", "luc sinh cua snippets", "luc dinh cu 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: (((("luc dinh cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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