Perhaps you should try some spelling variations:
"ap dung java snippets" » "ap dung va snippets", "xay dung java snippets", "van dung java snippets"
"dung ung co snippets" » "dung trung co snippets", "dung quang co snippets", "dung chung co snippets", "dung dung co snippets", "dung dung cho snippets", "dung duong co snippets"
"locating bug code snippets" » "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: (((("ap dung java snippets") or ("dung ung co snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ap dung java snippets") OR ("dung ung co snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ap dung java snippets ) or ( dung ung co snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ap dung java snippets") or ("dung ung co snippets"))) or ("locating bug code snippets"))*.