-ana aaaa aaan aaar aaas aaav aana aaon aaoo aara aaro aars aasa aass aava ana- anaa anan anao anar anas anna anno anns ano- anoa anon anor anos ansa anso aono aora aorn aors aoss aran arar aras arna arno arns aroa aron aroo aror aros arr- arra arro arrr arrs ars- arsa arso arva arvn arvo asaa asan asao asar asas asno ason asor asos asra asro asrs assa assn asso assr asss asva asvs avan avao avar avas avon avor avos avra avro avva avvo naaa naan naar naas nan- nana nann nano nans naor naos nara narn naro narr nars nas- nasa naso nasr nass nasv nava navo navr navs navv nnnn nnos nnsa nnss noaa non- nona nonn nono nons noo- noon nooo noor noos noov nor- nora norn noro norr nors norv nos- nosa noss nov- nova novo nras nrna nron nrsa nrsv nsaa nsar nsna nsnr nsos nsra nssa nsso nssr nsss nvss oara oars oass oavs onan onar onas onna onno onon onor onos onra onso ooaa oona oons oooo ooos oora oosa oran orao orar oras orav orna orno orns oro- oron oror oros orra orro orrs orsa orso orvr orvs osan osar osas osno osnr osoo osor osos osov osro ossa osso ovan ovar ovo- ovon ovoo ovra raan raas rana rann rano rans raos rara raro rars rasa raso rass rava rnas roan roar roas rona rono rons roon roor roos rora roro rosa roso ross rova rovo rovs rras rrna rrrr rsaa rsna rsnn rsno rsnr rsos rssa s-os saan saar saas sana sann sano sanr sans saon saor saos sara sarn saro sarr sars sarv sasa saso sass sava savo savs snar snas snav snns snoa snoo snor snos snov snra snrs soan soar soas son- sona sono sons soon soor soos sora sorn soro sorr sors sosa soso soss sosv sova sovo sovs sras srna srnn srno sros srvn ssaa ssan ssao ssas ssns ssra ssrs sssa ssss svan svar svns svor vaan vaar vaas vana vann vano vans vara varn varr vars vas- vasa vaso vass vava vavs vnav vnso voar vona vonn vons voor vor- vora voro vors vosa voso voss vran vras vrav vrnn vron vrsa vsan vvvv