Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong cac ung slippers" » "duong cac ung slippers", "dong bac ung slippers", "dung cac ung slippers", "dong cac chung slippers", "dong cac cong slippers", "dong cac dang slippers", "dong cac ung slippery", "dong cac ung 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: (((("dong cac ung slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong cac ung slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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