Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lich hang ca snippets" » "lich hang code snippets", "lich han ca snippets", "lich khong ca snippets", "minh hang ca snippets", "lich hang va snippets", "lich nang cao snippets", "lich hang tai 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: (((("python using java snippets") or ("lich hang ca snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("lich hang ca snippets"))) OR ("locating bug core snippets")).
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