nsg nsi nsn nso nsp nss nst nsu nta ntc ntd nte ntg nti ntn nto ntp nts ntt ntu nua nuc nud nue nug nui nun nuo nup nus nut nuu o-i oaa oac oad oae oag oai oan oao oap oas oat oau oc- oca occ ocd ocg oci ocn oco ocp ocs oct ocu oda odc odd ode odg odi odn odo odp ods odt odu oea oec oed oee oeg oei oen oeo oep oes oet oga ogc ogd oge ogg ogi ogn ogo ogp ogs ogt oia oic oid oie oii oin oio oip ois oit oiu on- ona onc ond one ong oni onn ono onp ons ont onu oo- ooa ooc ood oog ooi oon ooo oop oos oot op- opa opc opd ope opg opi opn opo opp ops opt os- osa osc osd ose osg osi osn oso osp oss ost osu ot- ota otc otd ote otg oti otn oto otp ots ott otu ou- oua ouc oud oue oui oun ouo oup ous out p-p paa pac pad pae pag pai pan pao pap pas pat pau pca pcc pcd pce pcg pci pcn pco pcp pcs pct pcu pda pdc pdd pde pdg pdi pdn pdo pdp pds pdt pdu pea pec ped pee peg pei pen peo pep pes pet peu pga pgc pgd pge pgg pgi pgn pgo pgp pgs pgt pia pic pid pie pig pii pin pio pip pis pit piu pn- pna pnc pnd pne png pni pnn pno pnp pns pnt pnu poa poc pod poe pog poi pon poo pop pos pot pou ppa ppc ppd ppe ppg ppi ppn ppo ppp pps ppt ppu ps- psa psc psd pse psg psi psn pso psp pss pst psu pt- pta ptc ptd pte ptg pti ptn pto ptp pts ptt ptu pua puc pud pue pug pui pun pup pus put puu saa sac sad sae sag sai san sao sap sas sat sau sca scc scd sce scg sci scn sco scp scs sct scu sda sdc sdd sde sdg sdi sdn sdo sdp sds sdt sdu se- sea sec sed see seg sei sen seo sep ses set seu sga sgc sgd sge sgg sgi sgn sgo sgp sgs sgt sgu sia sic sid sie sig sii sin sio sip sis sit siu sna snc snd sne sng sni snn sno snp sns snt snu soa soc sod soe sog soi son soo sop sos sot sou spa spc spd spe spg spi spn spo spp sps spt spu ss- ssa ssc ssd sse ssg ssi ssn sso ssp sss sst ssu sta stc std ste stg sti stn sto stp sts stt stu sua suc sud sue sug sui sun suo sup sus sut suu taa tac tad tae tag tai tan tao tap tas tat tau tca tcc tcd tce tcg tci tcn tco tcp tcs tct tcu tda tdc tdd tde tdg tdi tdn tdo tdp tds tdt tdu te- tea tec ted tee teg tei ten teo tep tes tet teu tga tgc tge tgg tgi tgn tgo tgp tgs tgt tgu tia tic tid tie tig tii tin tio tip tis tit tiu tna tnc tnd tne tng tni tnn tno tnp tns tnt to- toa toc tod toe tog toi ton too top tos tot tou tpa tpc tpd tpe tpg tpi tpn tpo tpp tps tpt tpu tsa tsc tsd tse tsg tsi tsn tso tsp tss tst tsu tta ttc ttd tte ttg tti ttn tto ttp tts ttt ttu tua tuc tud tue tug tui tun tuo tup tus tut tuu ua- uaa uac uad uae uag uai uan uao uap uas uat uau uca ucc ucd uce ucg uci ucn uco ucp ucs uct ucu uda udc udd ude udg udi udn udo udp uds udt udu uea uec ued uee ueg uei uen uep ues uet uga ugc uge ugg ugi ugn ugo ugp ugs ugt ugu uia uic uid uie uig uii uin uio uip uis uit uiu un- una unc und une ung uni unn uno unp uns unt unu uoa uoc uod uoe uog uon uoo uop uos uot up- upa upc upd upe upg upi upn upo upp ups upt upu usa usc usd use usg usi usn uso usp uss ust usu uta utc utd ute uti utn uto utp uts utt utu uua uuc uue uug uun uus uut uuu