-ic -th a-a a-b a-c a-i a-t aaa aab aac aad aae aah aai aao aas aat ab- aba abb abc abd abe abh abi abo abs abt ac- aca acb acc acd ace ach aci aco acs act ad- ada adb adc add ade adh adi ado ads adt aea aeb aec aed aee aeh aei aeo aes aet aha ahb ahc ahd ahe ahh ahi aho ahs aht ai- aia aib aic aid aie aih aii aio ais ait aoa aob aoc aod aoe aoh aoi aoo aos aot as- asa asb asc asd ase ash asi aso ass ast at- ata atb atc atd ate ath ati ato ats att baa bab bac bad bae bah bai bao bas bat bba bbb bbc bbd bbe bbh bbi bbo bbs bbt bca bcb bcc bcd bce bch bci bco bcs bct bda bdb bdc bdd bde bdh bdi bdo bds bdt be- bea beb bec bed bee beh bei beo bes bet bha bhb bhc bhd bhe bhh bhi bho bhs bht bi- bia bib bic bid bie bih bii bio bis bit boa bob boc bod boe boh boi boo bos bot bsa bsb bsc bsd bse bsh bsi bso bss bst bta btb btc btd bte bth bti bto bts btt c-- caa cab cac cad cae cah cai cao cas cat cba cbb cbc cbd cbe cbh cbi cbo cbs cbt cca ccb ccc ccd cce cch cci cco ccs cct cda cdb cdc cdd cde cdh cdi cdo cds cdt ce- cea ceb cec ced cee ceh cei ceo ces cet ch- cha chb chc chd che chh chi cho chs cht ci- cia cib cic cid cie cih cii cio cis cit co- coa cob coc cod coe coh coi coo cos cot csa csb csc csd cse csh csi cso css cst cta ctb ctc ctd cte cth cti cto cts ctt daa dab dac dad dae dah dai dao das dat dba dbb dbc dbd dbe dbh dbi dbo dbs dbt dca dcb dcc dcd dce dci dco dcs dct dda ddb ddc ddd dde ddh ddi ddo dds ddt de- dea deb dec ded dee deh dei deo des det dh- dha dhb dhc dhd dhe dhh dhi dho dhs dht di- dia dib dic did die dih dii dio dis dit doa dob doc dod doe doh doi doo dos dot dsa dsb dsc dsd dse dsh dsi dso dss dst dta dtb dtc dtd dte dth dti dto dts dtt eaa eab eac ead eae eah eai eao eas eat eba ebb ebc ebd ebe ebh ebi ebo ebs ebt ec- eca ecb ecc ecd ece ech eci eco ecs ect ed- eda edb edc edd ede edh edi edo eds edt eea eeb eec eed eee eeo ees eet eha ehb ehc ehd ehe ehh ehi eho ehs eht eia eib eic eid eie eii eio eis eit eo- eoa eob eoc eod eoe eoh eoi eoo eos eot es- esa esb esc esd ese esh esi eso ess est eta etb etc etd ete eth eti eto ets ett h-i haa hab hac had hae hah hai hao has hat hba hbb hbc hbd hbe hbh hbi hbo hbs hbt hca hcb hcc hcd hce hch hci hco hcs hct hda hdb hdc hdd hde hdh hdi hdo hds hdt he- hea heb hec hed hee heh hei heo hes het hha hhb hhc hhd hhe hhh hhi hho hhs hht hia hib hic hid hie hih hii hio his hit hoa hob hoc hod hoe hoh hoi hoo hos hot hsa hsb hsc hsd hse hsh hsi hss hst hta htb htc htd hte hth hti hto hts htt i-d ia- iaa iab iac iad iae iah iai iao ias iat iba ibb ibc ibd ibe ibh ibi ibo ibs ibt ica icb icc icd ice ich ici ico ics ict ida idb idc idd ide idh idi ido ids idt ie- iea iec ied iee iei ies iet iha ihb ihc ihd ihe ihh ihi iho ihs iht iia iib iic iid iie iih iii iio iis iit io- ioa iob ioc iod ioe ioh ioi ioo ios iot is- isa isb isc isd ise ish isi iso iss ist ita itb itc itd ite ith iti ito its itt o-i oaa oab oac oad oae oah oai oao oas oat ob- oba obb obc obd obe obh obi obo obs obt oc- oca ocb occ ocd och oci oco ocs oct oda odb odc odd ode odh odi odo ods odt oea oeb oec oed oee oeh oei oeo oes oet oha ohc ohd ohe ohh ohi oho ohs oht oia oib oic oid oie oii oio ois oit oo- ooa oob ooc ood ooh ooi ooo oos oot os- osa osb osc osd ose osh osi oso oss ost ot- ota otb otc otd ote oth oti oto ots ott saa sab sac sad sae sah sai sao sas sat sba sbb sbc sbd sbe sbh sbi sbo sbs sbt sca scb scc scd sce sch sci sco scs sct sda sdb sdc sdd sde sdh sdi sdo sds sdt se- sea seb sec sed see seh sei seo ses set sh- sha shb shc shd she shh shi sho shs sht sia sib sic sid sie sih sii sio sis sit soa sob soc sod soe soh soi soo sos sot ss- ssa ssb ssc ssd sse ssh ssi sso sss sst sta stb stc std ste sth sti sto sts stt taa tab tac tad tae tah tai tao tas tat tba tbb tbc tbd tbe tbh tbi tbo tbs tbt tca tcb tcc tcd tce tch tci tco tcs tct tda tdb tdc tdd tde tdh tdi tdo tds tdt te- tea teb tec ted tee teh tei teo tes tet th- tha thb thc thd the thh thi tho ths tht tia tib tic tid tie tih tii