onn ono onp onr onx ony oo- ooa ooc ood ooh ooi oon ooo oop oor oox op- opa opc opd ope oph opi opn opo opp opr opx opy or- ora orc ord ore orh ori orn oro orp orr orx ory ox- oxa oxc oxi oxn oxo oxx oxy oya oyd oye oyi oyo p-p paa pac pad pae pah pai pan pao pap par pax pay pca pcc pcd pce pch pci pcn pco pcp pcr pcx pda pdc pdd pde pdh pdi pdn pdo pdp pdr pdx pea pec ped pee peh pei pen peo pep per pex pey pha phc phd phe phi phn pho php phr phx phy pia pic pid pie pih pii pin pio pip pir pix pn- pna pnc pnd pne pnh pni pnn pno pnp pnr pnx pny poa poc pod poe poh poi pon poo pop por pox poy ppa ppc ppd ppe pph ppi ppn ppo ppp ppr ppx pra prc prd pre prh pri prn pro prp prr prx pry pxc pxe pxr py- pya pyc pyd pye pyn pyo pyr pyx ra- raa rac rad rae rah rai ran rao rap rar rax ray rca rcc rcd rce rch rci rcn rco rcp rcr rcx rda rdc rdd rde rdh rdi rdn rdo rdp rdr rdx rdy re- rea rec red ree reh rei ren reo rep rer rex rey rh- rha rhc rhd rhe rhh rhi rhn rho rhp rhr ria ric rid rie rih rii rin rio rip rir rix riy rna rnc rnd rnh rni rnn rno rnp rnr rny roa roc rod roe roh roi ron roo rop ror rox roy rpa rpc rpd rpe rph rpi rpn rpo rpp rpr rpx rra rrc rrd rrh rri rrn rrp rrr rxp rxr ry- rya ryc ryd rye ryn ryo ryr ryy xaa xac xad xan xap xar xcd xch xci xcp xcr xcx xda xdc xde xdh xdi xdr xed xee xen xep xer xex xhd xhp xia xic xie xii xin xio xix xna xnc xno xoa xoc xod xoi xon xoo xop xor xox xpa xpc xpd xpe xpn xpo xpp xrc xrd xrx xry xxi xxo xxp xxx xxy xyp xyr xyy yaa yac yad yae yah yai yan yao yap yar yax yay yca ycc ycd yce ych yci yco ycp ycy yda yde ydn ydo ydy yea yec yed yee yeh yei yen yeo yep yer yex yey yha yhc yhe yhi yid yie yih yii yin yio yip yir yna ynd yne ynn ynp yny yoc yod yoe yoi yon yoo yop yor yox yoy ypa ypd ypo yra yrc yre yrn yro yrp yxa yxe yxy yyc yye yyy