dual[5], alus[5], laus[5], daus[4],
lad[4], als[4], las[4], alu[4], lau[4], lud[4], lus[4], das[3], dau[3], aus[3], sau[3], sud[3], uds[3],
la[3], ul[3], ad[2], da[2], as[2], au[2], du[2], ud[2],
