Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"muc cac chan snippets" » "muc cam chan snippets", "muc cac nhan snippets", "muc cac chat snippets", "tuc cac chan snippets", "duc cac chan snippets", "duoc cac chan snippets"
"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: (((("muc cac chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("muc cac chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("muc cac chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.