Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"trinh ha thu snippets" » "trinh han thu snippets", "trinh hoa thu snippets", "trinh nha thu snippets", "trinh ha thuy snippets", "trinh ha thi snippets", "trinh va thu snippets"

Try widening your search to All Fields.

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