-ic -th a-a a-b a-c a-i a-t aaa aab aac aah aai aan aao aar aas aat ab- aba abb abc abh abi abn abo abr abs abt ac- aca acb acc ach aci acn aco acr acs act aha ahb ahc ahh ahi ahn aho ahr ahs aht ai- aia aib aic aih aii ain aio air ais ait an- ana anb anc anh ani ann ano anr ans ant aoa aob aoc aoh aoi aon aoo aor aos aot ar- ara arb arc arh ari arn aro arr ars art as- asa asb asc ash asi asn aso asr ass ast at- ata atb atc ath ati atn ato atr ats att baa bab bac bah bai ban bao bar bas bat bba bbb bbc bbh bbi bbn bbo bbr bbs bbt bca bcb bcc bch bci bcn bco bcr bcs bct bha bhb bhc bhh bhi bho bhr bhs bht bi- bia bib bic bih bii bin bio bir bis bit bna bnb bnc bni bnn bno bnr bns bnt boa bob boc boh boi bon boo bor bos bot bra brb brh bri brn bro brr brs brt bsa bsb bsc bsh bsi bsn bso bsr bss bst bta btb btc bth bti btn bto btr bts btt c-- caa cab cac cah cai can cao car cas cat cba cbb cbc cbh cbi cbn cbo cbr cbs cbt cca ccb ccc cch cci ccn cco ccr ccs cct ch- cha chb chc chh chi chn cho chr chs cht ci- cia cib cic cih cii cin cio cir cis cit cn- cna cnb cnc cnh cni cnn cno cnr cns cnt co- coa cob coc coh coi con coo cor cos cot cra crb crc crh cri crn cro crr crs crt csa csb csc csh csi csn cso csr css cst cta ctb ctc cth cti ctn cto ctr cts ctt h-i haa hab hac hah hai han hao har has hat hba hbb hbc hbh hbi hbn hbo hbr hbs hbt hca hcb hcc hch hci hcn hco hcr hcs hct hha hhb hhc hhh hhi hhn hho hhr hhs hht hia hib hic hih hii hin hio hir his hit hna hnb hnc hnh hnn hno hns hnt hoa hob hoc hoh hoi hon hoo hor hos hot hr- hra hrb hrc hrh hri hrn hro hrr hrs hrt hsa hsb hsc hsh hsi hsn hsr hss hst hta htb htc hth hti htn hto htr hts htt ia- iaa iab iac iah iai ian iao iar ias iat iba ibb ibc ibh ibi ibn ibo ibr ibs ibt ica icb icc ich ici icn ico icr ics ict iha ihb ihc ihh ihi ihn iho ihr ihs iht iia iib iic iih iii iin iio iir iis iit in- ina inb inc inh ini inn ino inr ins int io- ioa iob ioc ioh ioi ion ioo ior ios iot ir- ira irb irc iri irn iro irr irs irt is- isa isb isc ish isi isn iso isr iss ist ita itb itc ith iti itn ito its itt n-i naa nab nac nah nai nan nao nar nas nat nba nbb nbc nbi nbn nbo nbr nbs nbt nca ncb ncc nch nci ncn nco ncr ncs nct nha nhb nhc nhh nhi nhn nhr nhs nht nia nib nic nih nii nin nio nir nis nit nna nnb nnc nnh nni nnn nno nns nnt no- noa nob noc noh noi non noo nor nos not nra nrb nrc nri nrn nro nrr nrs nrt nsa nsb nsc nsh nsi nsn nso nsr nss nst nta ntb ntc nth nti ntn nto ntr nts ntt o-i oaa oab oac oah oai oan oao oar oas oat ob- oba obb obc obh obi obn obo obr obs obt oc- oca ocb occ och oci ocn oco ocr ocs oct oha ohc ohh ohi ohn oho ohr ohs oht oia oib oic oii oin oio oir ois oit on- ona onb onc onh oni onn ono onr ons ont oo- ooa oob ooc ooh ooi oon ooo oor oos oot or- ora orb orc orh ori orn oro orr ors ort os- osa osb osc osh osi osn oso osr oss ost ot- ota otb otc oth oti otn oto otr ots ott ra- raa rab rac rah rai ran rao rar ras rat rba rbb rbc rbh rbi rbn rbo rbr rbs rbt rca rcb rcc rch rci rcn rco rcr rcs rct rh- rha rhb rhc rhh rhi rhn rho rhr rhs rht ria rib ric rih rii rin rio rir ris rit rna rnb rnc rnh rni rnn rno rnr rns rnt roa rob roc roh roi ron roo ror ros rot rra rrb rrc rrh rri rrn rrr rrs rrt rsa rsb rsc rsh rsi rsn rso rsr rss rst rta rtb rtc rti rtn rto rtr rts rtt saa sab sac sah sai san sao sar sas sat sba sbb sbc sbh sbi sbn sbo sbr sbs sbt sca scb scc sch sci scn sco scr scs sct sh- sha shb shc shh shi shn sho shr shs sht sia sib sic sih sii sin sio sir sis sit sna snb snc sni snn sno snr sns snt soa sob soc soh soi son soo sor sos sot sr- sra srb src srh sri srn sro srr srs srt ss- ssa ssb ssc ssh ssi ssn sso ssr sss sst sta stb stc sth sti stn sto str sts stt taa tab tac tah tai tan tao tar tas tat tba tbb tbc tbh tbi tbn tbo tbr tbs tbt tca tcb tcc tch tci tcn tco tcr tcs tct th- tha thb thc thh thi thn tho thr ths tht tia tib tic tih tii tin tio tir tis tit tna tnb tnc tnh tni tnn tno tnr tns tnt to- toa tob toc toh toi ton too tor tos tot tra trb trc