-er a-a a-b a-i a-q a-t aaa aab aad aae aai aaq aar aat aau ab- aba abb abd abe abi abq abr abt abu ad- ada adb add ade adi adq adr adt adu aea aeb aed aee aei aeq aer aet aeu ai- aia aib aid aie aii aiq air ait aiu aqa aqi aqr aqt ar- ara arb ard are ari arq arr art aru at- ata atb atd ate ati atr att atu au- aua aub aud aue aui aur aut b-u baa bab bad bae bai baq bar bat bau bba bbb bbd bbe bbi bbq bbr bbt bbu bda bdb bdd bde bdi bdq bdr bdt bdu be- bea beb bed bee bei beq ber bet beu bi- bia bib bid bie bii bir bit biu bqd bqe bqt bra brb brd bre bri brq brr brt bru bta btb btd bte bti btq btr btt btu bua bub bud bue bui bur but buu daa dab dad dae dai daq dar dat dau dba dbb dbd dbe dbi dbq dbr dbt dbu dda ddb ddd dde ddi ddq ddr ddt ddu de- dea deb ded dee dei deq der det deu di- dia dib did die dii diq dir dit diu dqa dqe dra drb drd dre dri drq drr drt dru dta dtb dtd dte dti dtr dtt dtu dua dub dud due dui dur dut eaa eab ead eae eai ear eat eau eba ebb ebd ebe ebi ebq ebr ebt ebu ed- eda edb edd ede edi edr edt edu eea eeb eed eee eer eet eia eib eid eie eii eir eit eiu eqa eqe eqq eqt equ era erb erd ere eri erq err ert eru eta etb etd ete eti etr ett etu eu- eua eub eud eue eui eur eut i-d ia- iaa iab iad iae iai iaq iar iat iau iba ibb ibd ibe ibi ibr ibt ibu ida idb idd ide idi idq idr idt idu ie- iea ied iee iei ier iet iia iib iid iie iii iir iit iiu iqa iqd iqe iqt iqu ir- ira irb ird ire iri irq irr irt iru ita itb itd ite iti itq itt itu iu- iua iub iud iue iui iur iut qaa qad qar qat qau qba qbd qbe qbq qda qdb qdr qdt qed qee qet qid qie qir qit qiu qqq qqu qra qrb qre qri qrt qru qta qtd qti qtq qtr qu- qua qud que qui qur qut ra- raa rab rad rae rai raq rar rat rau rba rbb rbd rbe rbi rbr rbt rbu rda rdb rdd rde rdi rdr rdt rdu re- rea reb red ree rei req rer ret reu ria rib rid rie rii riq rir rit rra rrb rrd rri rrq rrr rrt rru rta rtb rtd rte rti rtq rtr rtt rtu rua rub rud rue rui rur rut ruu taa tab tad tae tai taq tar tat tau tba tbb tbd tbe tbi tbr tbt tbu tda tdb tdd tde tdi tdr tdt tdu te- tea teb ted tee tei teq ter tet teu tia tib tid tie tii tir tit tiu tra trb trd tre tri trq trr trt tru tta ttb ttd tte tti ttr ttt ttu tua tub tud tue tui tur tut tuu ua- uaa uab uad uae uai uaq uar uat uau uba ubb ube ubi ubr ubt ubu uda udb udd ude udi udr udt udu uea ueb ued uee uei uer uet uia uib uid uie uii uiq uir uit uiu ur- ura urb urd ure uri urr urt uru uta utb utd ute uti utr utt utu uua uue uur uut uuu