nrr nrs nrt nsa nsc nsd nsh nsi nsl nsn nso nsp nsr nss nst nta ntc ntd nth nti ntn nto ntp ntr nts ntt o-i oaa oac oad oah oai oal oan oao oap oar oas oat oc- oca occ ocd och oci ocl ocn oco ocp ocr ocs oct oda odc odd odh odi odl odn odo odp odr ods odt oha ohc ohd ohh ohi ohl ohn oho ohp ohr ohs oht oia oic oid oii oil oin oio oip oir ois oit ola olc old oli oll oln olo olp ols olt on- ona onc ond onh oni onl onn ono onp onr ons ont oo- ooa ooc ood ooh ooi ool oon ooo oop oor oos oot op- opa opc opd oph opi opl opn opo opp opr ops opt or- ora orc ord orh ori orl orn oro orp orr ors ort os- osa osc osd osh osi osl osn oso osp osr oss ost ot- ota otc otd oth oti otl otn oto otp otr ots ott p-p paa pac pad pah pai pal pan pao pap par pas pat pca pcc pcd pch pci pcl pcn pco pcp pcr pcs pct pda pdc pdd pdh pdi pdl pdn pdo pdp pdr pds pdt pha phc phd phi phl phn pho php phr phs pht pia pic pid pih pii pil pin pio pip pir pis pit pla plc pld plh pli pll pln plo plp plr pls plt pn- pna pnc pnd pnh pni pnl pnn pno pnp pnr pns pnt poa poc pod poh poi pol pon poo pop por pos pot ppa ppc ppd pph ppi ppl ppn ppo ppp ppr pps ppt pra prc prd prh pri prl prn pro prp prr prs prt ps- psa psc psd psh psi psl psn pso psp psr pss pst pt- pta ptc ptd pth pti ptl ptn pto ptp ptr pts ptt ra- raa rac rad rah rai ral ran rao rap rar ras rat rca rcc rcd rch rci rcl rcn rco rcp rcr rcs rct rda rdc rdd rdh rdi rdl rdn rdo rdp rdr rds rdt rh- rha rhc rhd rhh rhi rhl rhn rho rhp rhr rhs rht ria ric rid rih rii ril rin rio rip rir ris rit rla rlc rld rlh rli rll rln rlo rlp rlr rls rlt rna rnc rnd rnh rni rnn rno rnp rnr rns rnt roa roc rod roh roi rol ron roo rop ror ros rot rpa rpc rpd rph rpi rpl rpn rpo rpp rpr rps rpt rra rrc rrd rrh rri rrl rrn rrp rrr rrs rrt rsa rsc rsd rsh rsi rsl rsn rso rsp rsr rss rst rta rtc rtd rti rtl rtn rto rtp rtr rts rtt saa sac sad sah sai sal san sao sap sar sas sat sca scc scd sch sci scl scn sco scp scr scs sct sda sdc sdd sdh sdi sdl sdn sdo sdp sdr sds sdt sh- sha shc shd shh shi shl shn sho shp shr shs sht sia sic sid sih sii sil sin sio sip sir sis sit sla slc sld slh sli sll sln slo slp slr sls slt sna snc snd sni snl snn sno snp snr sns snt soa soc sod soh soi sol son soo sop sor sos sot spa spc spd sph spi spl spn spo spp spr sps spt sr- sra src srd srh sri srl srn sro srp srr srs srt ss- ssa ssc ssd ssh ssi ssl ssn sso ssp ssr sss sst sta stc std sth sti stl stn sto stp str sts stt taa tac tad tah tai tal tan tao tap tar tas tat tca tcc tcd tch tci tcl tcn tco tcp tcr tcs tct tda tdc tdd tdh tdi tdl tdn tdo tdp tdr tds tdt th- tha thc thd thh thi thl thn tho thp thr ths tht tia tic tid tih tii til tin tio tip tir tis tit tla tlc tld tlh tli tll tln tlo tlp tlr tls tlt tna tnc tnd tnh tni tnl tnn tno tnp tnr tns tnt to- toa toc tod toh toi tol ton too top tor tos tot tpa tpc tpd tph tpi tpl tpn tpo tpp tpr tps tpt tra trc trd trh tri trl trn tro trp trr trs trt tsa tsc tsd tsh tsi tsl tsn tso tsp tsr tss tst tta ttc ttd tth tti ttl ttn tto ttp ttr tts ttt