Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac cong anh slippers" » "cua cong anh slippers", "cac cong danh slippers", "cac dong anh slippers", "cac hong anh slippers", "cac cong anh slippery", "cac cong anh 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: (((("cac cong anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac cong anh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("cac cong anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.