Which uninstaller did you use? The one in control panel > programs and features or something else? If programs and features you could try using the official Microsoft Fix it tool.
How to uninstall or remove Microsoft Office 2010 suites
If still having issues you can try using the free 30 day trial version of Revo > forced uninstall option.
Revo Uninstaller Pro - Uninstall Software, Remove Programs easily, Forced Uninstall