Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"ca van son snippets" » "ca van code snippets", "ca van dong snippets", "ca van cong snippets", "ca van sung snippets", "cac van son snippets", "cao van son snippets", "can van son 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: (((("ca van son snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ca van son snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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