Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"khac pha cua snippets" » "khac pha code snippets", "kham pha cua snippets", "khai pha cua snippets", "khac phuc cua snippets", "khac phat cua snippets", "khac phai cua snippets", "khac pham 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: (((("khac pha cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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