Aug 18*	Thursday-2: Last (-2) Thursday
Aug 18*	Thu-2: Last (-2) Thursday
Aug 18*	Thursday+3: Third Thursday
Aug 18*	Thu+3: Third Thursday
Aug 18*	Thursday+3: Third Thursday in August
Aug 18*	Thu+3: Third Thursday in August
Aug 18*	Third: Third Thursday in August
Aug 18*	18 of every month
Aug 18*	Thursday: Every Thursday
Aug 19*	Friday-2: Last (-2) Friday
Aug 19*	Fri-2: Last (-2) Friday
Aug 19*	Friday+3: Third Friday
Aug 19*	Fri+3: Third Friday
Aug 19*	Friday+3: Third Friday in August
Aug 19*	Fri+3: Third Friday in August
Aug 19*	Third: Third Friday in August
Aug 19*	19 of every month
Aug 19*	Friday: Every Friday