a-a a-t aaa aad aan aas aat aav ad- ada add adn ads adt adv an- ana and ann ans ant anv as- asa asd asn ass ast asv at- ata atd atn ats att atv av- ava avd avn avs avt daa dad dan das dat dav dda ddd ddn dds ddt dna dnd dnn dns dnt dsa dsd dsn dss dst dsv dta dtd dtn dts dtt dtv dva dvd dvn dvs dvt naa nad nan nas nat nav nda ndd ndn nds ndt ndv nna nnn nns nnt nnv nsa nsd nsn nss nst nsv nta ntd ntn nts ntt ntv nva nvd nvn nvt nvv saa sad san sas sat sav sda sdd sdn sds sdt sdv sna snd snn sns snt snv ss- ssa ssd ssn sss sst ssv sta std stn sts stt stv sva svd svn svs svt svv taa tad tan tas tat tav tda tdd tdn tds tdt tdv tna tnd tnn tns tnt tsa tsd tsn tss tst tsv tta ttd ttn tts ttt ttv tva tvd tvn tvs tvt v-a vaa vad van vas vat vav vdd vds vdt vdv vn- vna vnd vns vnv vsa vsd vsn vss vst vsv vta vts vtt vtv vva vvs vvt vvv