Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"duc thanh ky snippets" » "duc thang ky snippets", "duc tan ky snippets", "de thanh ky snippets", "duc hanh ky snippets", "duc than ky snippets", "duc thanh tay snippets"

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

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