Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"rong than cua snippets" » "rong than code snippets", "rong thanh cua snippets", "long than cua snippets", "song than cua snippets", "rong nhan cua snippets", "rong thai cua snippets", "rong ban cua snippets"
"dung java java snippets" » "dung va java snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung java java snippets") or ("rong than cua snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("rong than cua snippets"))) OR ("locating bug core snippets")).
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