-er -th a-a a-b a-i a-t aaa aab aad aae aah aai aar aat aau ab- aba abb abd abe abh abi abr abt abu ad- ada adb add ade adh adi adr adt adu aea aeb aed aee aeh aei aer aet aeu aha ahb ahd ahe ahh ahi ahr aht ahu ai- aia aib aid aie aih aii air ait aiu ar- ara arb ard are arh ari arr art aru at- ata atb atd ate ath ati atr att atu au- aua aub aud aue auh aui aur aut b-u baa bab bad bae bah bai bar bat bau bba bbb bbd bbe bbh bbi bbr bbt bbu bda bdb bdd bde bdh bdi bdr bdt bdu be- bea beb bed bee beh bei ber bet beu bha bhb bhd bhe bhh bhi bhr bht bhu bi- bia bib bid bie bih bii bir bit biu bra brb brd bre brh bri brr brt bru bta btb btd bte bth bti btr btt btu bua bub bud bue buh bui bur but buu daa dab dad dae dah dai dar dat dau dba dbb dbd dbe dbh dbi dbr dbt dbu dda ddb ddd dde ddh ddi ddr ddt ddu de- dea deb ded dee deh dei der det deu dh- dha dhb dhd dhe dhh dhi dhr dht dhu di- dia dib did die dih dii dir dit diu dra drb drd dre dri drr drt dru dta dtb dtd dte dth dti dtr dtt dtu dua dub dud due duh dui dur dut eaa eab ead eae eah eai ear eat eau eba ebb ebd ebe ebh ebi ebr ebt ebu ed- eda edb edd ede edh edi edr edt edu eea eeb eed eee eer eet eha ehb ehd ehe ehh ehi ehr eht ehu eia eib eid eie eii eir eit eiu era erb erd ere erh eri err ert eru eta etb etd ete eth eti etr ett etu eu- eua eub eud eue eui eur eut h-i haa hab had hae hah hai har hat hau hba hbb hbd hbe hbh hbi hbr hbt hbu hda hdb hdd hde hdh hdi hdr hdt hdu he- hea heb hed hee heh hei her het heu hha hhb hhd hhe hhh hhi hhr hht hhu hia hib hid hie hih hii hir hit hiu hr- hra hrb hrd hre hrh hri hrr hrt hru hta htb htd hte hth hti htr htt hua hub hud hue huh hui hur hut huu i-d ia- iaa iab iad iae iah iai iar iat iau iba ibb ibd ibe ibh ibi ibr ibt ibu ida idb idd ide idh idi idr idt idu ie- iea ied iee iei ier iet iha ihb ihd ihe ihh ihi ihr iht ihu iia iib iid iie iih iii iir iit iiu ir- ira irb ird ire iri irr irt iru ita itb itd ite ith iti itt itu iu- iua iub iud iue iui iur iut ra- raa rab rad rae rah rai rar rat rau rba rbb rbd rbe rbh rbi rbr rbt rbu rda rdb rdd rde rdh rdi rdr rdt rdu re- rea reb red ree reh rei rer ret reu rh- rha rhb rhd rhe rhh rhi rhr rht rhu ria rib rid rie rih rii rir rit rra rrb rrd rrh rri rrr rrt rru rta rtb rtd rte rti rtr rtt rtu rua rub rud rue ruh rui rur rut ruu taa tab tad tae tah tai tar tat tau tba tbb tbd tbe tbh tbi tbr tbt tbu tda tdb tdd tde tdh tdi tdr tdt tdu te- tea teb ted tee teh tei ter tet teu th- tha thb thd the thh thi thr tht thu tia tib tid tie tih tii tir tit tiu tra trb trd tre trh tri trr trt tru tta ttb ttd tte tth tti ttr ttt ttu tua tub tud tue tuh tui tur tut tuu ua- uaa uab uad uae uah uai uar uat uau uba ubb ube ubh ubi ubr ubt ubu uda udb udd ude udi udr udt udu uea ueb ued uee ueh uei uer uet uha uhb uhd uhe uhh uhi uhr uht uhu uia uib uid uie uii uir uit uiu ur- ura urb urd ure uri urr urt uru uta utb utd ute uth uti utr utt utu uua uue uur uut uuu