What were the two largest ethnicities in the Asian group in Houston according to the 2010 census?
return the  2010 census ;return #1 of Houston ;return Asian groups of #2 ;return size of #3 ;return #3 where #4 is highest ;return #3 besides  #5 ;return #6 where #4 is highest ;return #5 ,  #7
['select', 'filter', 'project', 'project', 'superlative', 'discard', 'superlative', 'union']