Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tao doi phap snippets" » "tao doi phat snippets", "tao gioi phap snippets", "tao hoc phap snippets", "trao doi phap snippets", "tao dai phap snippets", "tao boi phap snippets"

Try widening your search to All Fields.

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