Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"bac cac nuoc snippets" » "bac cap nuoc snippets", "bac hoc nuoc snippets", "bac dat nuoc snippets", "bac can nuoc snippets", "bac cao nuoc snippets", "bac cau nuoc snippets"

Try widening your search to All Fields.

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