Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"duc hoan mac snippets" » "duc hoang mac snippets", "duc hoa mac snippets", "duc toan mac snippets", "duc han mac snippets", "duc hoan lac snippets", "duc hoang mai snippets", "duc hoan mac slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

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