You can pick any names you'd like, just follow the guidelines!
DH: (use one of the top 30 names in 1970's) [top 10 in the 1930's]
DW: (top 30 in 1980's) [top 30 in 1950]
DS: (top 30 names for 2010) [must be four sylabols]
DD/DS: ( must be anagrams of each other) [ must be christmas/ winter name/meaning]
DD: (must mean star) (must start with a vowel)
DS: (must mean strong) [ nature name]
DD/DD: (mean the same thing) [ start with x,y,or z]
DD: ( hyphenated name) [ end in -ia]
DS/DD: (made up name) [surname ]