1Dec 20*	Wednesday-2: Last (-2) Wednesday
2Dec 20*	Wed-2: Last (-2) Wednesday
3Dec 20*	Wednesday+3: Third Wednesday
4Dec 20*	Wed+3: Third Wednesday
5Dec 20*	Wednesday+3: Third Wednesday in December
6Dec 20*	Wed+3: Third Wednesday in December
7Dec 20*	Third: Third Wednesday in December
8Dec 20*	20 of every month
9Dec 20 	12/20: December 20
10Dec 20 	Dec. 20: December 20
11Dec 20 	20 December: December 20
12	December: continued
13Dec 20*	Wednesday: Every Wednesday
14Dec 21*	Thursday-2: Last (-2) Thursday
15Dec 21*	Thu-2: Last (-2) Thursday
16Dec 21*	Thursday+3: Third Thursday
17Dec 21*	Thu+3: Third Thursday
18Dec 21*	Thursday+3: Third Thursday in December
19Dec 21*	Thu+3: Third Thursday in December
20Dec 21*	Third: Third Thursday in December
21Dec 21*	21 of every month
22Dec 21 	12/21: December 21
23Dec 21 	Dec. 21: December 21
24Dec 21 	21 December: December 21
25	December: continued
26Dec 21*	Thursday: Every Thursday
27