aaaa aaal aaar aaav aala aall aalo aaoo aara aaro aava alaa alal alao alar all- alla alll allo allr aloa alol aloo alor alov alro alva alvo aola aora aral arar arla arlo aroa aroo aror arr- arra arro arrr arva arvo aval avao avar avor avra avro avva avvo laaa laal laar lala lall lalo lara larr larv lava lavo llao llll lloa lloo lo-v loar lola loll lolo lool loor lora loro lovo lral lrrr lvov lvrr oall oara olar olav olla ollo olor olov ooaa oola oolo oooo oora oral orao orar orav orla orlo oro- oror orra orro orvr oval ovar ovo- ovol ovoo ovra rala rall ralo raol rara raro rava roar rola roll rolo rool roor rora roro rova rovo rrrr vaal vaar vala vall valo vara varr vava voar vola voll volo vool voor vor- vora voro vrav vvvv