Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"con den tran snippets" » "con den tuan snippets", "con den thanh snippets", "con dang tran snippets", "con de tran snippets", "don den tran snippets", "cuong den tran 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 ("con den tran snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("con den tran snippets"))) OR ("locating bug core snippets")).
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