Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"trong thoi hee snippets" » "trong thi hee snippets", "trong tho hee snippets", "trong trot hee snippets", "trong choi hee snippets", "trong thoi hien snippets", "trong khoi he 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 ("trong thoi hee snippets"))) or ("locating bug core snippets"))~.
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