nycc nyco nycy nygh nyny nyom nyon oadm oama ocac ocad ocam ocan occa occc occn ocga ocha ocma ocna ocom ocon odac odah odam oday odda oddd oddy odma odmy odoh odom odon odoo ogam ogdc ogdh oggy ogma ogna ogoa ogod ogog ogon ohad oham ohan ohcc ohho ohmy ohno ohoh ohyo omac omam oman omao omca omda omha omma omn- omo- omoa omon omoo omya onah onam onan onay onc- onca oncd onco onda ondo ondy onga ongo onha onmy onna onno onod onon onoy onym ooaa ooda ooha ooho ooma oona oooh oooo oyam oyan oych oyda oyon yaan yacc yaco yacy yada yado yaga yago yahn yaho yama yamm yamn yamo yana yang yann yano yaya yayo ycao yccc ycch ydad ydan yday ydna ydon ygan ygon yhad yhon yhyd ymad ymag ymca ymha ymyd ynca ynch ynoa ynoh ynon yoan yoch yoda yodh yodo yoga yogh yogo yohn yoho yoma yomo yona yond yong yono yood yoon yoyn yoyo yyyy