ntt o-i oaa oac oad oae oai oal oam oan oao oar oat oc- oca occ ocd oci ocl ocm ocn oco ocr oct oda odc odd ode odi odl odm odn odo odr odt oea oec oed oee oei oel oem oen oeo oer oet oia oic oid oie oii oil oim oin oio oir oit ola olc old ole oli oll olm oln olo olt om- oma omc omd ome omi oml omm omn omo omr omt on- ona onc ond one oni onl onn ono onr ont oo- ooa ooc ood ooi ool oom oon ooo oor oot or- ora orc ord ore ori orl orm orn oro orr ort ot- ota otc otd ote oti otl otm otn oto otr ott ra- raa rac rad rae rai ral ram ran rao rar rat rca rcc rcd rce rci rcl rcm rcn rco rcr rct rda rdc rdd rde rdi rdl rdm rdn rdo rdr rdt re- rea rec red ree rei rel rem ren reo rer ret ria ric rid rie rii ril rim rin rio rir rit rla rlc rld rle rli rll rlm rln rlo rlr rlt rma rmc rmd rme rmi rml rmm rmn rmo rmr rmt rna rnc rnd rni rnm rnn rno rnr rnt roa roc rod roe roi rol rom ron roo ror rot rra rrc rrd rri rrl rrm rrn rrr rrt rta rtc rtd rte rti rtl rtm rtn rto rtr rtt taa tac tad tae tai tal tam tan tao tar tat tca tcc tcd tce tci tcl tcm tcn tco tcr tct tda tdc tdd tde tdi tdl tdm tdn tdo tdr tdt te- tea tec ted tee tei tel tem ten teo ter tet tia tic tid tie tii til tim tin tio tir tit tla tlc tld tle tli tll tlm tln tlo tlr tlt tma tmc tmd tme tmi tml tmm tmn tmo tmr tmt tna tnc tnd tne tni tnl tnm tnn tno tnr tnt to- toa toc tod toe toi tol tom ton too tor tot tra trc trd tre tri trl trm trn tro trr trt tta ttc ttd tte tti ttl ttm ttn tto ttr ttt