Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tre cac thoi snippets" » "tre cac toi snippets", "tre cac hop snippets", "tre cac tro snippets", "te cac thoi snippets", "tre can thoi snippets", "tri cac thoi snippets"

Try widening your search to All Fields.

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