ONCORNAVIRUS

ai an ar as in is na no nu oi on or os si so un us

ain air ais ani arc ars avo can car cis con coo cor cos cru cur inn ins ion nan noo nor nos nun nus oar oca ono ons ora orc ors our ova rai ran ras ria rin roc run sac sau sic sin sir son sou sri sun uns urn vac van var vas vau via vis

ains airn airs anis anon anus arco arcs arvo asci avos cain cans carn carr cars ciao cion coin coir coni conn cons coon coos corn cors cris crus curn curr curs icon inns inro ions iron nans naoi naos narc noir nona noon nori noun nous nova nuns oars ocas onos onus orca orcs orra osar ours rain rais rani rias rins roan roar rocs ruin runs sain sari scan scar soar soca soon sora sori sorn sour sunn sura unai unci unco uric urns ursa vacs vain vair vans vars vaus vina vino visa