-ic -th a-a a-b a-c a-i a-t aaa aab aac aah aai aao aap aar aas aat ab- aba abb abc abh abi abo abp abr abs abt ac- aca acb acc ach aci aco acp acr acs act aha ahb ahc ahh ahi aho ahp ahr ahs aht ai- aia aib aic aih aii aio aip air ais ait aoa aob aoc aoh aoi aoo aop aor aos aot ap- apa apb apc aph api apo app apr aps apt ar- ara arb arc arh ari aro arp arr ars art as- asa asb asc ash asi aso asp asr ass ast at- ata atb atc ath ati ato atp atr ats att b-p baa bab bac bah bai bao bap bar bas bat bba bbb bbc bbh bbi bbo bbp bbr bbs bbt bca bcb bcc bch bci bco bcp bcr bcs bct bha bhb bhc bhh bhi bho bhp bhr bhs bht bi- bia bib bic bih bii bio bip bir bis bit boa bob boc boh boi boo bop bor bos bot bpa bpb bpc bph bpi bpo bpp bpr bps bpt bra brb brh bri bro brp brr brs brt bsa bsb bsc bsh bsi bso bsp bsr bss bst bta btb btc bth bti bto btp btr bts btt c-- caa cab cac cah cai cao cap car cas cat cba cbb cbc cbh cbi cbo cbp cbr cbs cbt cca ccb ccc cch cci cco ccp ccr ccs cct ch- cha chb chc chh chi cho chp chr chs cht ci- cia cib cic cih cii cio cip cir cis cit co- coa cob coc coh coi coo cop cor cos cot cpa cpb cpc cph cpi cpo cpp cpr cps cpt cra crb crc crh cri cro crp crr crs crt csa csb csc csh csi cso csp csr css cst cta ctb ctc cth cti cto ctp ctr cts ctt h-i haa hab hac hah hai hao hap har has hat hba hbb hbc hbh hbi hbo hbp hbr hbs hbt hca hcb hcc hch hci hco hcp hcr hcs hct hha hhb hhc hhh hhi hho hhp hhr hhs hht hia hib hic hih hii hio hip hir his hit hoa hob hoc hoh hoi hoo hop hor hos hot hpa hpb hpc hph hpi hpo hpp hpr hps hpt hr- hra hrb hrc hrh hri hro hrp hrr hrs hrt hsa hsb hsc hsh hsi hsp hsr hss hst hta htb htc hth hti hto htp htr hts htt ia- iaa iab iac iah iai iao iap iar ias iat iba ibb ibc ibh ibi ibo ibp ibr ibs ibt ica icb icc ich ici ico icp icr ics ict iha ihb ihc ihh ihi iho ihp ihr ihs iht iia iib iic iih iii iio iip iir iis iit io- ioa iob ioc ioh ioi ioo iop ior ios iot ipa ipb ipc ipi ipo ipp ipr ips ipt ir- ira irb irc iri iro irp irr irs irt is- isa isb isc ish isi iso isp isr iss ist ita itb itc ith iti ito itp its itt o-i oaa oab oac oah oai oao oap oar oas oat ob- oba obb obc obh obi obo obp obr obs obt oc- oca ocb occ och oci oco ocp ocr ocs oct oha ohc ohh ohi oho ohp ohr ohs oht oia oib oic oii oio oip oir ois oit oo- ooa oob ooc ooh ooi ooo oop oor oos oot op- opa opb opc oph opi opo opp opr ops opt or- ora orb orc orh ori oro orp orr ors ort os- osa osb osc osh osi oso osp osr oss ost ot- ota otb otc oth oti oto otp otr ots ott p-p paa pab pac pah pai pao pap par pas pat pba pbb pbc pbi pbo pbp pbr pbs pbt pca pcb pcc pch pci pco pcp pcr pcs pct pha phb phc phi pho php phr phs pht pia pib pic pih pii pio pip pir pis pit poa pob poc poh poi poo pop por pos pot ppa ppb ppc pph ppi ppo ppp ppr pps ppt pra prb prc prh pri pro prp prr prs prt ps- psa psb psc psh psi pso psp psr pss pst pt- pta ptb ptc pth pti pto ptp ptr pts ptt ra- raa rab rac rah rai rao rap rar ras rat rba rbb rbc rbh rbi rbo rbp rbr rbs rbt rca rcb rcc rch rci rco rcp rcr rcs rct rh- rha rhb rhc rhh rhi rho rhp rhr rhs rht ria rib ric rih rii rio rip rir ris rit roa rob roc roh roi roo rop ror ros rot rpa rpb rpc rph rpi rpo rpp rpr rps rpt rra rrb rrc rrh rri rrp rrr rrs rrt rsa rsb rsc rsh rsi rso rsp rsr rss rst rta rtb rtc rti rto rtp rtr rts rtt saa sab sac sah sai sao sap sar sas sat sba sbb sbc sbh sbi sbo sbp sbr sbs sbt sca scb scc sch sci sco scp scr scs sct sh- sha shb shc shh shi sho shp shr shs sht sia sib sic sih sii sio sip sir sis sit soa sob soc soh soi soo sop sor sos sot spa spb spc sph spi spo spp spr sps spt sr- sra srb src srh sri sro srp srr srs srt ss- ssa ssb ssc ssh ssi sso ssp ssr sss sst sta stb stc sth sti sto stp str sts stt taa tab tac tah tai tao tap tar tas tat tba tbb tbc tbh tbi tbo tbp tbr tbs tbt tca tcb tcc tch tci tco tcp tcr tcs tct th- tha thb thc thh thi tho thp thr ths tht tia tib tic tih tii tio tip tir tis tit to- toa tob toc toh toi too top tor tos tot tpa tpb tpc tph tpi tpo tpp