-up a-a aaa aad aan aao aap aar aau aax ad- ada add adn ado adp adr adu adx an- ana and ann ano anp anr anu anx aoa aod aon aoo aop aor aou aox ap- apa apd apn apo app apr apu apx ar- ara ard arn aro arp arr aru arx au- aua aud aun auo aup aur aux ax- axa axn axo axp axr axx daa dad dan dao dap dar dau dax dda ddd ddn ddo ddp ddr ddu ddx dna dnd dnn dno dnp dnr doa dod don doo dop dor dou dox dpa dpd dpn dpo dpp dpr dpu dra drd drn dro drp drr dru drx dua dud dun duo dup dur dux dxd dxn dxo dxp dxr dxx naa nad nan nao nap nar nau nax nda ndd ndn ndo ndp ndr ndu nna nnn nno nnp nnu no- noa nod non noo nop nor nou nox npa npd npn npo npp npr npu nra nrd nrn nro nrp nrr nru nrx nua nud nun nuo nup nur nuu nux nxd oaa oad oan oao oap oar oau oax oda odd odn odo odp odr odu on- ona ond onn ono onp onr onu onx oo- ooa ood oon ooo oop oor oox op- opa opd opn opo opp opr opx or- ora ord orn oro orp orr oru orx ou- oua oud oun ouo oup our ox- oxa oxn oxo oxx p-p paa pad pan pao pap par pau pax pda pdd pdn pdo pdp pdr pdu pdx pn- pna pnd pnn pno pnp pnr pnu pnx poa pod pon poo pop por pou pox ppa ppd ppn ppo ppp ppr ppu ppx pra prd prn pro prp prr pru prx pua pud pun pup pur puu pxr ra- raa rad ran rao rap rar rau rax rda rdd rdn rdo rdp rdr rdu rdx rna rnd rnn rno rnp rnr rnu roa rod ron roo rop ror rou rox rpa rpd rpn rpo rpp rpr rpu rpx rra rrd rrn rrp rrr rru rua rud run ruo rup rur ruu rux rxp rxr ua- uaa uad uan uao uap uar uau uda udd udn udo udp udr udu udx un- una und unn uno unp unr unu unx uoa uod uon uoo uop uor uox up- upa upd upn upo upp upr upu upx ur- ura urd urn uro urp urr uru urx uua uun uur uuu uxo uxr uxu xaa xad xan xap xar xau xda xdr xna xno xnu xoa xod xon xoo xop xor xox xpa xpd xpn xpo xpp xrd xrx xun xup xxo xxp xxx