Perhaps you should try some spelling variations:
"hang java java snippets" » "hang va java snippets", "hang java java slippers"
"dung san thap snippets" » "dong san thap snippets", "dung sai thap snippets", "dung luan thap snippets", "dung dan thap snippets", "dung sang than snippets", "dung soan thao snippets", "dung san thap slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung san thap snippets") or ("hang java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung san thap snippets") OR ("hang java java snippets"))) OR ("locating bug code snippets")).
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