((#pcdata | action | application | button | classname | command | computeroutput | constant | dbname | dbtable | dbfield | dbrecord | errorname | errortype | eventtype | eventstructure | filename | option | function | hardware | hwapplic | icon | interface | interfacedefinition | keycap | keycode | keysym | lineannotation | literal | macro | mask | menu | menuitem | prompt | property | osname | protocolrequest | resource | returnvalue | structfield | structname | swapplic | symbol | systemitem | systemname | token | type | userinput)+)