Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"hoc duoc trinh snippets" » "hoc doc trinh snippets", "hoc quoc thinh snippets", "hoc duoc tren snippets", "hoc nuoc trinh snippets", "hoa duoc trinh snippets", "hoc dung trinh snippets"
"locating bug core snippets" » "locating bug code snippets"

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