Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"toan lua don snippets" » "toan lua code snippets", "toan luan don snippets", "toan luat don snippets", "toan cua don snippets", "toan la don snippets", "toan lua doi snippets", "toan luan dong 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: (((("toan lua don snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("toan lua don snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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