-up ddd ddi ddn ddo ddp ddr dds ddu di- did dii din dio dip dir dis diu dnd dni dnn dno dnp dnr dns dod doi don doo dop dor dos dou dpd dpi dpn dpo dpp dpr dps dpu drd dri drn dro drp drr drs dru dsd dsi dsn dso dsp dsr dss dsu dud dui dun duo dup dur dus i-d idd idi idn ido idp idr ids idu iid iii iin iio iip iir iis iiu in- ind ini inn ino inp inr ins inu io- iod ioi ion ioo iop ior ios iou ipd ipi ipn ipo ipp ipr ips ipu ir- ird iri irn iro irp irr irs iru is- isd isi isn iso isp isr iss isu iu- iud iui iup iur ius n-i ndd ndi ndn ndo ndp ndr nds ndu nid nii nin nio nip nir nis niu nni nnn nno nnp nns nnu no- nod noi non noo nop nor nos nou npd npi npn npo npp npr nps npu nrd nri nrn nro nrp nrr nrs nru nsd nsi nsn nso nsp nsr nss nsu nud nui nun nuo nup nur nus nuu o-i odd odi odn odo odp odr ods odu oid oii oin oio oip oir ois oiu on- ond oni onn ono onp onr ons onu oo- ood ooi oon ooo oop oor oos op- opd opi opn opo opp opr ops or- ord ori orn oro orp orr ors oru os- osd osi osn oso osp osr oss osu ou- oud oui oun ouo oup our ous p-p pdd pdi pdn pdo pdp pdr pds pdu pid pii pin pio pip pir pis piu pn- pnd pni pnn pno pnp pnr pns pnu pod poi pon poo pop por pos pou ppd ppi ppn ppo ppp ppr pps ppu prd pri prn pro prp prr prs pru ps- psd psi psn pso psp psr pss psu pud pui pun pup pur pus puu rdd rdi rdn rdo rdp rdr rds rdu rid rii rin rio rip rir ris rnd rni rnn rno rnp rnr rns rnu rod roi ron roo rop ror ros rou rpd rpi rpn rpo rpp rpr rps rpu rrd rri rrn rrp rrr rrs rru rsd rsi rsn rso rsp rsr rss rsu rud rui run ruo rup rur rus ruu sdd sdi sdn sdo sdp sdr sds sdu sid sii sin sio sip sir sis siu snd sni snn sno snp snr sns snu sod soi son soo sop sor sos sou spd spi spn spo spp spr sps spu sr- srd sri srn sro srp srr srs ss- ssd ssi ssn sso ssp ssr sss ssu sud sui sun suo sup sur sus suu udd udi udn udo udp udr uds udu uid uii uin uio uip uir uis uiu un- und uni unn uno unp unr uns unu uod uon uoo uop uor uos up- upd upi upn upo upp upr ups upu ur- urd uri urn uro urp urr urs uru usd usi usn uso usp usr uss usu uun uur uus uuu