Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"dang phat thom snippets" » "dang nhat thom snippets", "hang phat thom snippets", "nang phat thom snippets", "dang chat thom snippets", "dang phan thoi snippets", "dang phap tham snippets"
"locating bug core snippets" » "locating bug code snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java code snippets") or ("dang phat thom snippets"))) or ("locating bug core snippets"))~.
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