a-a a-q aaa aad aaq aar aas ad- ada add adq adr ads aqa aqr aqs ar- ara ard arq arr ars as- asa asd asq asr ass daa dad daq dar das dda ddd ddq ddr dds dqa dqs dra drd drq drr drs dsa dsd dsq dsr dss qaa qad qar qas qda qdr qds qqq qra qrs qsa qsd qsr ra- raa rad raq rar ras rda rdd rdr rds rqs rra rrd rrq rrr rrs rsa rsd rsq rsr rss saa sad saq sar sas sda sdd sdq sdr sds sqa sqd sqq sqr sqs sr- sra srd srq srr srs ss- ssa ssd ssq ssr sss