oon ooo oop oor oox op- opa opd ope oph opi opl opn opo opp opr opx opy or- ora ord ore orh ori orl orn oro orp orr orx ory ox- oxa oxi oxn oxo oxx oxy oya oyd oye oyi oyl oyo p-p paa pad pae pah pai pal pan pao pap par pax pay pda pdd pde pdh pdi pdl pdn pdo pdp pdr pdx pea ped pee peh pei pel pen peo pep per pex pey pha phd phe phi phl phn pho php phr phx phy pia pid pie pih pii pil pin pio pip pir pix pla pld ple plh pli pll pln plo plp plr plx ply pn- pna pnd pne pnh pni pnl pnn pno pnp pnr pnx pny poa pod poe poh poi pol pon poo pop por pox poy ppa ppd ppe pph ppi ppl ppn ppo ppp ppr ppx pra prd pre prh pri prl prn pro prp prr prx pry pxe pxl pxr py- pya pyd pye pyl pyn pyo pyr pyx ra- raa rad rae rah rai ral ran rao rap rar rax ray rda rdd rde rdh rdi rdl rdn rdo rdp rdr rdx rdy re- rea red ree reh rei rel ren reo rep rer rex rey rh- rha rhd rhe rhh rhi rhl rhn rho rhp rhr ria rid rie rih rii ril rin rio rip rir rix riy rla rld rle rlh rli rll rln rlo rlp rlr rly rna rnd rnh rni rnn rno rnp rnr rny roa rod roe roh roi rol ron roo rop ror rox roy rpa rpd rpe rph rpi rpl rpn rpo rpp rpr rpx rra rrd rrh rri rrl rrn rrp rrr rxp rxr ry- rya ryd rye ryn ryo ryr ryy xaa xad xal xan xap xar xda xde xdh xdi xdr xed xee xel xen xep xer xex xhd xhp xia xie xii xin xio xix xla xld xli xlr xna xno xoa xod xoi xon xoo xop xor xox xpa xpd xpe xpl xpn xpo xpp xrd xrx xry xxi xxl xxo xxp xxx xxy xyl xyp xyr xyy yaa yad yae yah yai yal yan yao yap yar yax yay yda yde ydl ydn ydo ydy yea yed yee yeh yei yel yen yeo yep yer yex yey yha yhe yhi yid yie yih yii yin yio yip yir yld yle yli yll ylr yly yna ynd yne ynn ynp yny yod yoe yoi yol yon yoo yop yor yox yoy ypa ypd ypl ypo yra yre yrn yro yrp yxa yxe yxy yye yyy