-ic -th a-a a-b a-c a-i a-t aaa aab aac aad aah aai aao aar aat ab- aba abb abc abd abh abi abo abr abt ac- aca acb acc acd ach aci aco acr act ad- ada adb adc add adh adi ado adr adt aha ahb ahc ahd ahh ahi aho ahr aht ai- aia aib aic aid aih aii aio air ait aoa aob aoc aod aoh aoi aoo aor aot ar- ara arb arc ard arh ari aro arr art at- ata atb atc atd ath ati ato atr att baa bab bac bad bah bai bao bar bat bba bbb bbc bbd bbh bbi bbo bbr bbt bca bcb bcc bcd bch bci bco bcr bct bda bdb bdc bdd bdh bdi bdo bdr bdt bha bhb bhc bhd bhh bhi bho bhr bht bi- bia bib bic bid bih bii bio bir bit boa bob boc bod boh boi boo bor bot bra brb brd brh bri bro brr brt bta btb btc btd bth bti bto btr btt c-- caa cab cac cad cah cai cao car cat cba cbb cbc cbd cbh cbi cbo cbr cbt cca ccb ccc ccd cch cci cco ccr cct cda cdb cdc cdd cdh cdi cdo cdr cdt ch- cha chb chc chd chh chi cho chr cht ci- cia cib cic cid cih cii cio cir cit co- coa cob coc cod coh coi coo cor cot cra crb crc crd crh cri cro crr crt cta ctb ctc ctd cth cti cto ctr ctt daa dab dac dad dah dai dao dar dat dba dbb dbc dbd dbh dbi dbo dbr dbt dca dcb dcc dcd dci dco dcr dct dda ddb ddc ddd ddh ddi ddo ddr ddt dh- dha dhb dhc dhd dhh dhi dho dhr dht di- dia dib dic did dih dii dio dir dit doa dob doc dod doh doi doo dor dot dra drb drc drd dri dro drr drt dta dtb dtc dtd dth dti dto dtr dtt h-i haa hab hac had hah hai hao har hat hba hbb hbc hbd hbh hbi hbo hbr hbt hca hcb hcc hcd hch hci hco hcr hct hda hdb hdc hdd hdh hdi hdo hdr hdt hha hhb hhc hhd hhh hhi hho hhr hht hia hib hic hid hih hii hio hir hit hoa hob hoc hod hoh hoi hoo hor hot hr- hra hrb hrc hrd hrh hri hro hrr hrt hta htb htc htd hth hti hto htr htt i-d ia- iaa iab iac iad iah iai iao iar iat iba ibb ibc ibd ibh ibi ibo ibr ibt ica icb icc icd ich ici ico icr ict ida idb idc idd idh idi ido idr idt iha ihb ihc ihd ihh ihi iho ihr iht iia iib iic iid iih iii iio iir iit io- ioa iob ioc iod ioh ioi ioo ior iot ir- ira irb irc ird iri iro irr irt ita itb itc itd ith iti ito itt o-i oaa oab oac oad oah oai oao oar oat ob- oba obb obc obd obh obi obo obr obt oc- oca ocb occ ocd och oci oco ocr oct oda odb odc odd odh odi odo odr odt oha ohc ohd ohh ohi oho ohr oht oia oib oic oid oii oio oir oit oo- ooa oob ooc ood ooh ooi ooo oor oot or- ora orb orc ord orh ori oro orr ort ot- ota otb otc otd oth oti oto otr ott ra- raa rab rac rad rah rai rao rar rat rba rbb rbc rbd rbh rbi rbo rbr rbt rca rcb rcc rcd rch rci rco rcr rct rda rdb rdc rdd rdh rdi rdo rdr rdt rh- rha rhb rhc rhd rhh rhi rho rhr rht ria rib ric rid rih rii rio rir rit roa rob roc rod roh roi roo ror rot rra rrb rrc rrd rrh rri rrr rrt rta rtb rtc rtd rti rto rtr rtt taa tab tac tad tah tai tao tar tat tba tbb tbc tbd tbh tbi tbo tbr tbt tca tcb tcc tcd tch tci tco tcr tct tda tdb tdc tdd tdh tdi tdo tdr tdt th- tha thb thc thd thh thi tho thr tht tia tib tic tid tih tii tio tir tit to- toa tob toc tod toh toi too tor tot tra trb trc trd trh tri tro trr trt tta ttb ttc ttd tth tti tto ttr ttt