Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thau dat doc snippets" » "thau dat code snippets", "thau dau doc snippets", "thanh dat doc snippets", "thau luat doc snippets", "thau dat duoc snippets", "thau day doc snippets", "thau dat nuoc 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: (((("thau dat doc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thau dat doc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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