nsg nsh nsi nsl nsn nso nsp nsr nss nst nta ntc ntg nth nti ntn nto ntp ntr nts ntt o-i oaa oac oag oah oai oal oan oao oap oar oas oat oc- oca occ ocg och oci ocl ocn oco ocp ocr ocs oct oga ogc ogg ogh ogi ogl ogn ogo ogp ogs ogt oha ohc ohg ohh ohi ohl ohn oho ohp ohr ohs oht oia oic oii oil oin oio oip oir ois oit ola olc olg oli oll oln olo olp ols olt on- ona onc ong onh oni onl onn ono onp onr ons ont oo- ooa ooc oog ooh ooi ool oon ooo oop oor oos oot op- opa opc opg oph opi opl opn opo opp opr ops opt or- ora orc org orh ori orl orn oro orp orr ors ort os- osa osc osg osh osi osl osn oso osp osr oss ost ot- ota otc otg oth oti otl otn oto otp otr ots ott p-p paa pac pag pah pai pal pan pao pap par pas pat pca pcc pcg pch pci pcl pcn pco pcp pcr pcs pct pga pgc pgg pgh pgi pgl pgn pgo pgp pgr pgs pgt pha phc phg phi phl phn pho php phr phs pht pia pic pig pih pii pil pin pio pip pir pis pit pla plc plg plh pli pll pln plo plp plr pls plt pn- pna pnc png pnh pni pnl pnn pno pnp pnr pns pnt poa poc pog poh poi pol pon poo pop por pos pot ppa ppc ppg pph ppi ppl ppn ppo ppp ppr pps ppt pra prc prg prh pri prl prn pro prp prr prs prt ps- psa psc psg psh psi psl psn pso psp psr pss pst pt- pta ptc ptg pth pti ptl ptn pto ptp ptr pts ptt ra- raa rac rag rah rai ral ran rao rap rar ras rat rca rcc rcg rch rci rcl rcn rco rcp rcr rcs rct rga rgc rgg rgh rgi rgn rgo rgp rgr rgs rgt rh- rha rhc rhg rhh rhi rhl rhn rho rhp rhr rhs rht ria ric rig rih rii ril rin rio rip rir ris rit rla rlc rlg rlh rli rll rln rlo rlp rlr rls rlt rna rnc rng rnh rni rnn rno rnp rnr rns rnt roa roc rog roh roi rol ron roo rop ror ros rot rpa rpc rpg rph rpi rpl rpn rpo rpp rpr rps rpt rra rrc rrg rrh rri rrl rrn rrp rrr rrs rrt rsa rsc rsg rsh rsi rsl rsn rso rsp rsr rss rst rta rtc rtg rti rtl rtn rto rtp rtr rts rtt saa sac sag sah sai sal san sao sap sar sas sat sca scc scg sch sci scl scn sco scp scr scs sct sga sgc sgg sgh sgi sgl sgn sgo sgp sgr sgs sgt sh- sha shc shg shh shi shl shn sho shp shr shs sht sia sic sig sih sii sil sin sio sip sir sis sit sla slc slg slh sli sll sln slo slp slr sls slt sna snc sng sni snl snn sno snp snr sns snt soa soc sog soh soi sol son soo sop sor sos sot spa spc spg sph spi spl spn spo spp spr sps spt sr- sra src srg srh sri srl srn sro srp srr srs srt ss- ssa ssc ssg ssh ssi ssl ssn sso ssp ssr sss sst sta stc stg sth sti stl stn sto stp str sts stt taa tac tag tah tai tal tan tao tap tar tas tat tca tcc tcg tch tci tcl tcn tco tcp tcr tcs tct tga tgc tgg tgh tgi tgl tgn tgo tgp tgr tgs tgt th- tha thc thg thh thi thl thn tho thp thr ths tht tia tic tig tih tii til tin tio tip tir tis tit tla tlc tlg tlh tli tll tln tlo tlp tlr tls tlt tna tnc tng tnh tni tnl tnn tno tnp tnr tns tnt to- toa toc tog toh toi tol ton too top tor tos tot tpa tpc tpg tph tpi tpl tpn tpo tpp tpr tps tpt tra trc trg trh tri trl trn tro trp trr trs trt tsa tsc tsg tsh tsi tsl tsn tso tsp tsr tss tst tta ttc ttg tth tti ttl ttn tto ttp ttr tts ttt