Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"data cho doi snippets" » "data cho code snippets", "dat cho doi snippets", "danh cho doi snippets", "dac cho doi snippets", "data cho moi snippets", "data cuoc doi snippets", "data cho tuoi snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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