Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chat hoc so snippets" » "chat hoc code snippets", "chat hoa so snippets", "chat thom so snippets", "cho hoc so snippets", "chat hoc co snippets", "chat hoc su snippets", "chat hoc bo 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: (((("chat hoc so snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chat hoc so snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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