a-a aaa aad aak aan aar aav ad- ada add adk adn adr adv aka akd akk akn akr akv an- ana and ank ann anr anv ar- ara ard ark arn arr arv av- ava avd avk avn avr daa dad dak dan dar dav dda ddd ddk ddn ddr dka dkk dkr dna dnd dnk dnn dnr dra drd drk drn drr drv dva dvd dvk dvn dvr ka- kaa kad kak kan kar kav kda kdk kdr kkk kkn kkr kkv kn- kna knd knk knn knr kra krd krk krn krr krv kva kvk kvn kvr kvv naa nad nak nan nar nav nda ndd ndk ndn ndr ndv nka nkk nkn nkr nna nnk nnn nnv nra nrd nrk nrn nrr nrv nva nvd nvk nvn nvv ra- raa rad rak ran rar rav rda rdd rdn rdr rdv rkk rkv rna rnd rnn rnr rnv rra rrd rrk rrn rrr rva rvd rvn rvr rvv v-a vaa vad vak van var vav vdd vdk vdr vdv vka vn- vna vnd vnr vnv vra vrd vrk vrn vrr vva vvr vvv