Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"phung duc ky snippets" » "phung quoc ky snippets", "phan duc ky snippets", "hong duc ky snippets", "phung duoc ky snippets", "phung du ky snippets", "phung duc sy snippets"

Try widening your search to All Fields.

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 ("phung duc 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 ("phung duc ky snippets"))) OR ("locating bug core snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("phung duc ky snippets"))) or ("locating bug core snippets"))*.