Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"dang tran sy snippets" » "dang thanh sy snippets", "quang tran sy snippets", "hoang tran sy snippets", "dang tran si snippets", "dang tran duy snippets", "dang tran quy snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("dang tran sy snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dang tran sy snippets"))) OR ("locating bug core snippets")).
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