a-a aaa aad aan aap aar aay ad- ada add adn adp adr ady an- ana and ann anp anr any ap- apa apd apn app apr apy ar- ara ard arn arp arr ary ay- aya ayd ayn ayp ayr daa dad dan dap dar day dda ddd ddn ddp ddr ddy dna dnd dnn dnp dnr dny dpa dpd dpn dpp dpr dra drd drn drp drr dry dy- dya dyd dyn dyp dyr dyy naa nad nan nap nar nay nda ndd ndn ndp ndr ndy nna nnn nnp npa npd npn npp npr nra nrd nrn nrp nrr nry nya nyd nyn nyp nyy p-p paa pad pan pap par pay pda pdd pdn pdp pdr pn- pna pnd pnn pnp pnr pny ppa ppd ppn ppp ppr pra prd prn prp prr pry py- pya pyd pyn pyr ra- raa rad ran rap rar ray rda rdd rdn rdp rdr rdy rna rnd rnn rnp rnr rny rpa rpd rpn rpp rpr rra rrd rrn rrp rrr ry- rya ryd ryn ryr ryy yaa yad yan yap yar yay yda ydn ydy yna ynd ynn ynp yny ypa ypd yra yrn yrp yyy