-al -ic -ol -th a-a a-b a-c a-i a-t aaa aab aac aah aai aal aao aar aat ab- aba abb abc abh abi abl abo abr abt ac- aca acb acc ach aci acl aco acr act aha ahb ahc ahh ahi ahl aho ahr aht ai- aia aib aic aih aii ail aio air ait al- ala alb alc alh ali all alo alr alt aoa aob aoc aoh aoi aol aoo aor aot ar- ara arb arc arh ari arl aro arr art at- ata atb atc ath ati atl ato atr att baa bab bac bah bai bal bao bar bat bba bbb bbc bbh bbi bbl bbo bbr bbt bca bcb bcc bch bci bcl bco bcr bct bha bhb bhc bhh bhi bhl bho bhr bht bi- bia bib bic bih bii bil bio bir bit bla blb blc blh bli bll blo blr blt boa bob boc boh boi bol boo bor bot bra brb brh bri brl bro brr brt bta btb btc bth bti btl bto btr btt c-- caa cab cac cah cai cal cao car cat cba cbb cbc cbh cbi cbl cbo cbr cbt cca ccb ccc cch cci ccl cco ccr cct ch- cha chb chc chh chi chl cho chr cht ci- cia cib cic cih cii cil cio cir cit cl- cla clb clc clh cli cll clo clr clt co- coa cob coc coh coi col coo cor cot cra crb crc crh cri crl cro crr crt cta ctb ctc cth cti ctl cto ctr ctt h-i haa hab hac hah hai hal hao har hat hba hbb hbc hbh hbi hbl hbo hbr hbt hca hcb hcc hch hci hcl hco hcr hct hha hhb hhc hhh hhi hhl hho hhr hht hia hib hic hih hii hil hio hir hit hla hlb hlc hlh hli hll hlo hlr hlt hoa hob hoc hoh hoi hol hoo hor hot hr- hra hrb hrc hrh hri hrl hro hrr hrt hta htb htc hth hti htl hto htr htt ia- iaa iab iac iah iai ial iao iar iat iba ibb ibc ibh ibi ibl ibo ibr ibt ica icb icc ich ici icl ico icr ict iha ihb ihc ihh ihi ihl iho ihr iht iia iib iic iih iii iil iio iir iit il- ila ilb ilc ilh ili ill ilo ilr ilt io- ioa iob ioc ioh ioi iol ioo ior iot ir- ira irb irc iri irl iro irr irt ita itb itc ith iti itl ito itt la- laa lab lac lah lai lal lao lar lat lba lbb lbc lbh lbi lbl lbo lbr lbt lca lcb lcc lch lci lcl lco lcr lct lha lhb lhc lhh lhi lho lhr lht lia lib lic lih lii lil lio lir lit lla llb llc lli lll llo llr llt loa lob loc loh loi lol loo lor lot lra lrb lrc lrh lri lro lrr lrt lta ltb ltc lth lti ltl lto ltr ltt o-i oaa oab oac oah oai oal oao oar oat ob- oba obb obc obh obi obl obo obr obt oc- oca ocb occ och oci ocl oco ocr oct oha ohc ohh ohi ohl oho ohr oht oia oib oic oii oil oio oir oit ola olb olc oli oll olo olt oo- ooa oob ooc ooh ooi ool ooo oor oot or- ora orb orc orh ori orl oro orr ort ot- ota otb otc oth oti otl oto otr ott ra- raa rab rac rah rai ral rao rar rat rba rbb rbc rbh rbi rbl rbo rbr rbt rca rcb rcc rch rci rcl rco rcr rct rh- rha rhb rhc rhh rhi rhl rho rhr rht ria rib ric rih rii ril rio rir rit rla rlc rlh rli rll rlo rlr rlt roa rob roc roh roi rol roo ror rot rra rrb rrc rrh rri rrl rrr rrt rta rtb rtc rti rtl rto rtr rtt taa tab tac tah tai tal tao tar tat tba tbb tbc tbh tbi tbl tbo tbr tbt tca tcb tcc tch tci tcl tco tcr tct th- tha thb thc thh thi thl tho thr tht tia tib tic tih tii til tio tir tit tla tlc tlh tli tll tlo tlr tlt to- toa tob toc toh toi tol too tor tot tra trb trc trh tri trl tro trr trt tta ttb ttc tth tti ttl tto ttr ttt