-ic -th a-a a-b a-c a-i a-t aaa aab aac aah aai aan aao aar aat aau ab- aba abb abc abh abi abn abo abr abt abu ac- aca acb acc ach aci acn aco acr act acu aha ahb ahc ahh ahi ahn aho ahr aht ahu ai- aia aib aic aih aii ain aio air ait aiu an- ana anb anc anh ani ann ano anr ant anu aoa aob aoc aoh aoi aon aoo aor aot aou ar- ara arb arc arh ari arn aro arr art aru at- ata atb atc ath ati atn ato atr att atu au- aua aub auc auh aui aun auo aur aut b-u baa bab bac bah bai ban bao bar bat bau bba bbb bbc bbh bbi bbn bbo bbr bbt bbu bca bcb bcc bch bci bcn bco bcr bct bcu bha bhb bhc bhh bhi bho bhr bht bhu bi- bia bib bic bih bii bin bio bir bit biu bna bnb bnc bni bnn bno bnr bnt bnu boa bob boc boh boi bon boo bor bot bou bra brb brh bri brn bro brr brt bru bta btb btc bth bti btn bto btr btt btu bua bub buc buh bui bun buo bur but buu c-- caa cab cac cah cai can cao car cat cau cba cbb cbc cbh cbi cbn cbo cbr cbt cbu cca ccb ccc cch cci ccn cco ccr cct ccu ch- cha chb chc chh chi chn cho chr cht chu ci- cia cib cic cih cii cin cio cir cit ciu cn- cna cnb cnc cnh cni cnn cno cnr cnt cnu co- coa cob coc coh coi con coo cor cot cou cra crb crc crh cri crn cro crr crt cru cta ctb ctc cth cti ctn cto ctr ctt ctu cua cub cuc cuh cui cun cuo cur cut cuu h-i haa hab hac hah hai han hao har hat hau hba hbb hbc hbh hbi hbn hbo hbr hbt hbu hca hcb hcc hch hci hcn hco hcr hct hha hhb hhc hhh hhi hhn hho hhr hht hhu hia hib hic hih hii hin hio hir hit hiu hna hnb hnc hnh hnn hno hnt hnu hoa hob hoc hoh hoi hon hoo hor hot hou hr- hra hrb hrc hrh hri hrn hro hrr hrt hru hta htb htc hth hti htn hto htr htt hua hub huc huh hui hun huo hur hut huu ia- iaa iab iac iah iai ian iao iar iat iau iba ibb ibc ibh ibi ibn ibo ibr ibt ibu ica icb icc ich ici icn ico icr ict icu iha ihb ihc ihh ihi ihn iho ihr iht ihu iia iib iic iih iii iin iio iir iit iiu in- ina inb inc inh ini inn ino inr int inu io- ioa iob ioc ioh ioi ion ioo ior iot iou ir- ira irb irc iri irn iro irr irt iru ita itb itc ith iti itn ito itt itu iu- iua iub iuc iui iur iut n-i naa nab nac nah nai nan nao nar nat nau nba nbb nbc nbi nbn nbo nbr nbt nbu nca ncb ncc nch nci ncn nco ncr nct ncu nha nhb nhc nhh nhi nhn nhr nht nhu nia nib nic nih nii nin nio nir nit niu nna nnb nnc nnh nni nnn nno nnt nnu no- noa nob noc noh noi non noo nor not nou nra nrb nrc nri nrn nro nrr nrt nru nta ntb ntc nth nti ntn nto ntr ntt ntu nua nub nuc nuh nui nun nuo nur nut nuu o-i oaa oab oac oah oai oan oao oar oat oau ob- oba obb obc obh obi obn obo obr obt obu oc- oca ocb occ och oci ocn oco ocr oct ocu oha ohc ohh ohi ohn oho ohr oht ohu oia oib oic oii oin oio oir oit oiu on- ona onb onc onh oni onn ono onr ont onu oo- ooa oob ooc ooh ooi oon ooo oor oot or- ora orb orc orh ori orn oro orr ort oru ot- ota otb otc oth oti otn oto otr ott otu ou- oua ouc ouh oui oun ouo our out ra- raa rab rac rah rai ran rao rar rat rau rba rbb rbc rbh rbi rbn rbo rbr rbt rbu rca rcb rcc rch rci rcn rco rcr rct rcu rh- rha rhb rhc rhh rhi rhn rho rhr rht rhu ria rib ric rih rii rin rio rir rit rna rnb rnc rnh rni rnn rno rnr rnt rnu roa rob roc roh roi ron roo ror rot rou rra rrb rrc rrh rri rrn rrr rrt rru rta rtb rtc rti rtn rto rtr rtt rtu rua rub ruc ruh rui run ruo rur rut ruu taa tab tac tah tai tan tao tar tat tau tba tbb tbc tbh tbi tbn tbo tbr tbt tbu tca tcb tcc tch tci tcn tco tcr tct tcu th- tha thb thc thh thi thn tho thr tht thu tia tib tic tih tii tin tio tir tit tiu tna tnb tnc tnh tni tnn tno tnr tnt to- toa tob toc toh toi ton too tor tot tou tra trb trc trh tri trn tro trr trt tru tta ttb ttc tth tti ttn tto ttr ttt ttu tua tub tuc tuh tui tun tuo tur tut tuu ua- uaa uab uac uah uai uan uao uar uat uau uba ubb ubc ubh ubi ubn ubo ubr ubt ubu uca ucb ucc uch uci ucn uco ucr uct ucu uha uhb uhc uhh uhi uho uhr uht uhu uia uib uic uii uin uio uir uit uiu un- una unb unc unh uni unn uno unr unt unu uoa uob uoc uon uoo uor uot ur- ura urb urc uri urn uro urr urt uru uta utb utc uth uti utn uto utr