Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi cua dac slippers" » "hoi cua dac slippers", "dai cua dac slippers", "dong cua dac slippers", "doi chua dac slippers", "doi cua cac slippers", "doi cua dan slippers", "doi cua dac slippery", "doi cua dac 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("doi cua dac slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi cua dac slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("doi cua dac slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.