Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"cau thu thuc snippets" » "cau thuc thuc snippets", "cau thu thuoc snippets", "cau thue thuc snippets", "cau thi thuc snippets", "cau tu thuc snippets", "cac thu thuc 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 ("cau thu thuc snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cau thu thuc snippets"))) OR ("locating bug core snippets")).
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