Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"co ket tran slippers" » "co ket trong slippers", "co viet tran slippers", "co ket doan slippers", "cao ket tran slippers", "co kem tran slippers", "co ket tran slippery", "co ket tran grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

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• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("co ket tran slippers"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("co ket tran slippers"))) or ("locating bug code snippets"))*.