Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trinh hoi ki slippers" » "trinh hoa ki slippers", "trinh do ki slippers", "trinh han ki slippers", "trinh thoi ki slippers", "trinh khoi ki slippers", "trinh hoi ky slippers", "trinh hoi ki slippery", "trinh hoi ki grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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