Perhaps you should try some spelling variations:
"lochating bug code snippets" » "locating bug code snippets", "lochating bug core snippets"
"python using java snippets" » "python using data snippets"
"phan ke cho snippets" » "phan le cho snippets", "phan ve cho snippets", "phan ky cho snippets", "phan keo cho snippets", "phan ke che snippets", "phan ke co snippets"

Try widening your search to All Fields.

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