-er a-a a-b a-i a-t aaa aab aad aae aaf aai aar aat aau ab- aba abb abd abe abf abi abr abt abu ad- ada adb add ade adf adi adr adt adu aea aeb aed aee aef aei aer aet aeu af- afa afb afd afe aff afi afr aft afu ai- aia aib aid aie aif aii air ait aiu ar- ara arb ard are arf ari arr art aru at- ata atb atd ate atf ati atr att atu au- aua aub aud aue auf aui aur aut b-u baa bab bad bae baf bai bar bat bau bba bbb bbd bbe bbf bbi bbr bbt bbu bda bdb bdd bde bdf bdi bdr bdt bdu be- bea beb bed bee bef bei ber bet beu bfa bfb bfd bfe bff bfi bfr bft bfu bi- bia bib bid bie bif bii bir bit biu bra brb brd bre brf bri brr brt bru bta btb btd bte btf bti btr btt btu bua bub bud bue buf bui bur but buu daa dab dad dae daf dai dar dat dau dba dbb dbd dbe dbf dbi dbr dbt dbu dda ddb ddd dde ddf ddi ddr ddt ddu de- dea deb ded dee def dei der det deu dfa dfb dfd dfe dff dfi dfr dft dfu di- dia dib did die dif dii dir dit diu dra drb drd dre dri drr drt dru dta dtb dtd dte dtf dti dtr dtt dtu dua dub dud due duf dui dur dut eaa eab ead eae eaf eai ear eat eau eba ebb ebd ebe ebf ebi ebr ebt ebu ed- eda edb edd ede edf edi edr edt edu eea eeb eed eee eef eer eet ef- efa efb efd efe eff efi efr eft eia eib eid eie eif eii eir eit eiu era erb erd ere erf eri err ert eru eta etb etd ete etf eti etr ett etu eu- eua eub eud eue euf eui eur eut faa fab fad fae faf fai far fat fau fba fbb fbd fbe fbf fbi fbr fbt fbu fda fdb fdd fde fdf fdi fdr fdt fdu fea feb fed fee fef fei fer fet feu ffa ffd ffe fff ffi ffr fft ffu fia fib fid fie fif fii fir fit fiu fra frb frd fre frf fri frr frt fru fta ftb ftd fte ftf fti ftr ftt ftu fua fub fud fue fuf fui fur fut fuu i-d i-f ia- iaa iab iad iae iaf iai iar iat iau iba ibb ibd ibe ibf ibi ibr ibt ibu ida idb idd ide idf idi idr idt idu ie- iea ied iee ief iei ier iet ifa ifb ifd ife iff ifi ifr ift ifu iia iib iid iie iif iii iir iit iiu ir- ira irb ird ire irf iri irr irt iru ita itb itd ite itf iti itt itu iu- iua iub iud iue iui iur iut ra- raa rab rad rae raf rai rar rat rau rba rbb rbd rbe rbf rbi rbr rbt rbu rda rdb rdd rde rdf rdi rdr rdt rdu re- rea reb red ree ref rei rer ret reu rfa rfb rfd rfe rff rfi rfr rft rfu ria rib rid rie rif rii rir rit rra rrb rrd rrf rri rrr rrt rru rta rtb rtd rte rtf rti rtr rtt rtu rua rub rud rue ruf rui rur rut ruu taa tab tad tae taf tai tar tat tau tba tbb tbd tbe tbf tbi tbr tbt tbu tda tdb tdd tde tdf tdi tdr tdt tdu te- tea teb ted tee tef tei ter tet teu tfa tfb tfd tfe tff tfi tfr tft tfu tia tib tid tie tif tii tir tit tiu tra trb trd tre trf tri trr trt tru tta ttb ttd tte ttf tti ttr ttt ttu tua tub tud tue tuf tui tur tut tuu ua- uaa uab uad uae uaf uai uar uat uau uba ubb ube ubf ubi ubr ubt ubu uda udb udd ude udf udi udr udt udu uea ueb ued uee uef uei uer uet ufa ufd ufe uff ufi ufr uft ufu uia uib uid uie uif uii uir uit uiu ur- ura urb urd ure urf uri urr urt uru uta utb utd ute utf uti utr utt utu uua uue uur uut uuu

a-be a-fu a-ii aaaa aaab aaad aaae aaaf aaai aaar aaba aabb aabd aabi aabt aada aade aadi aadt aadu aaea aafa aafb aafd aaff aafi aaib aaii aara aard aare aari aart aaru aata aatf aatt abaa abab abad abae abaf abai abar abat abau abb- abba abbb abbe abbi abbr abbt abda abdi abdu abed abee aber abet abff abia abib abid abie abir abit abiu abra abri abta abtu abua abud abue abuf abut adaa adab adad adae adai adar adat adba adbi adda addd adde addi addr addu adea adeb adee ader adet adfa adia adib adie adif adir adit adra adre adta adua adub adue adur aeaf aebi aede aedt aeer aeit aer- aera aerd aeri aeta aetf aetr aett afaa afad afar afat afdb afee afer afet affa affi afft afia afib afid afif afir afit afr- afra afre afri afru afta afte afua afud afue aiai aiba aida aidb aide aidi aidr aidt aidu aiea aiee aiet aifd aiff aiia aiib aiid aiir aira aird aire airi airt aita aite aitf aiti aitr aitt aitu aiud aiui arab arad arae araf arai arar arat arau arba arbe arbi arda arde ardf ardi ardu area ared aree aref arei aret areu arfa arfb arff arft arfu aria arib arid arie arif arii arit arr- arra arre arri arrr arrt arru arta arte arti artr arua arub arud arue arui arut at-t ataa atab atad atae atai atar atat atdi atdt atea ated atee atef atei ater atfb atfe atia atid atie atif atit atiu atra atre