Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"danh viet ky snippets" » "anh viet ky snippets", "ninh viet ky snippets", "nang viet ky snippets", "danh viet my snippets", "danh viet ty snippets", "danh viet duy snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("danh viet ky snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("danh viet ky snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("danh viet ky snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.