Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van cuu cach snippets" » "van cuu code snippets", "van cuu cac snippets", "van cuoc cach snippets", "van cuu dac snippets", "van cau cach snippets", "van chu cach snippets", "van cu cach snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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