Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"dan dung trien snippets" » "dan dung tren snippets", "dan dung tien snippets", "dan dung chien snippets", "van dung trien snippets", "tin dung trien snippets", "ap dung trien 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 ("dan dung trien snippets"))) or ("locating bug core snippets"))~.
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