-er -th a-a a-b a-t aaa aab aad aae aah aak aar aat aau ab- aba abb abd abe abh abk abr abt abu ad- ada adb add ade adh adk adr adt adu aea aeb aed aee aeh aek aer aet aeu aha ahb ahd ahe ahh ahk ahr aht ahu aka akb akd ake akh akk akr aku ar- ara arb ard are arh ark arr art aru at- ata atb atd ate ath atr att atu au- aua aub aud aue auh auk aur aut b-u baa bab bad bae bah bak bar bat bau bba bbb bbd bbe bbh bbk bbr bbt bbu bda bdb bdd bde bdh bdk bdr bdt bdu be- bea beb bed bee beh bek ber bet beu bha bhb bhd bhe bhh bhk bhr bht bhu bka bkb bke bkk bkr bkt bra brb brd bre brh brk brr brt bru bta btb btd bte bth btk btr btt btu bua bub bud bue buh buk bur but buu daa dab dad dae dah dak dar dat dau dba dbb dbd dbe dbh dbk dbr dbt dbu dda ddb ddd dde ddh ddk ddr ddt ddu de- dea deb ded dee deh dek der det deu dh- dha dhb dhd dhe dhh dhk dhr dht dhu dka dkb dke dkk dkr dkt dku dra drb drd dre drk drr drt dru dta dtb dtd dte dth dtk dtr dtt dtu dua dub dud due duh duk dur dut eaa eab ead eae eah eak ear eat eau eba ebb ebd ebe ebh ebk ebr ebt ebu ed- eda edb edd ede edh edk edr edt edu eea eeb eed eee eek eer eet eha ehb ehd ehe ehh ehr eht ehu eka ekb ekd eke ekh ekr ekt eku era erb erd ere erh erk err ert eru eta etb etd ete eth etk etr ett etu eu- eua eub eud eue eur eut haa hab had hae hah hak har hat hau hba hbb hbd hbe hbh hbk hbr hbt hbu hda hdb hdd hde hdh hdk hdr hdt hdu he- hea heb hed hee heh hek her het heu hha hhb hhd hhe hhh hhk hhr hht hhu hka hkb hkd hkh hkk hkr hkt hku hr- hra hrb hrd hre hrh hrk hrr hrt hru hta htb htd hte hth htk htr htt hua hub hud hue huh huk hur hut huu k-t ka- kaa kab kad kae kah kak kar kat kau kba kbb kbd kbe kbh kbk kbr kbu kda kdb kde kdh kdk kdr kdt kdu ke- kea keb ked kee keh kek ker ket kha khe khh khk khr khu kkb kke kkh kkk kkr kkt kku kra krd krk krr krt kru kta ktb kte kth ktk ktr ktt ktu kub kud kue kuh kuk kur kut kuu ra- raa rab rad rae rah rak rar rat rau rba rbb rbd rbe rbh rbk rbr rbt rbu rda rdb rdd rde rdh rdr rdt rdu re- rea reb red ree reh rek rer ret reu rh- rha rhb rhd rhe rhh rhr rht rhu rkb rke rkk rkt rku rra rrb rrd rrh rrk rrr rrt rru rta rtb rtd rte rtk rtr rtt rtu rua rub rud rue ruh ruk rur rut ruu taa tab tad tae tah tak tar tat tau tba tbb tbd tbe tbh tbk tbr tbt tbu tda tdb tdd tde tdh tdk tdr tdt tdu te- tea teb ted tee teh tek ter tet teu th- tha thb thd the thh thk thr tht thu tka tkb tke tkk tkr tkt tra trb trd tre trh trk trr trt tru tta ttb ttd tte tth ttk ttr ttt ttu tua tub tud tue tuh tuk tur tut tuu ua- uaa uab uad uae uah uak uar uat uau uba ubb ube ubh ubk ubr ubt ubu uda udb udd ude udk udr udt udu uea ueb ued uee ueh uer uet uha uhb uhd uhe uhh uhr uht uhu uka ukb uke ukk ukr uku ur- ura urb urd ure urk urr urt uru uta utb utd ute uth utk utr utt utu uua uue uur uut uuu