Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"mac cao hoc snippets" » "mac cao code snippets", "mach cao hoc snippets", "mac ca hoc snippets", "bac cao hoc snippets", "mac co hoc snippets", "mac cho hoc snippets", "mac chat hoc 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: (((("mac cao hoc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mac cao hoc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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