-ic a-a a-b a-c a-i a-t aaa aab aac aad aai aao aar aat ab- aba abb abc abd abi abo abr abt ac- aca acb acc acd aci aco acr act ad- ada adb adc add adi ado adr adt ai- aia aib aic aid aii aio air ait aoa aob aoc aod aoi aoo aor aot ar- ara arb arc ard ari aro arr art at- ata atb atc atd ati ato atr att baa bab bac bad bai bao bar bat bba bbb bbc bbd bbi bbo bbr bbt bca bcb bcc bcd bci bco bcr bct bda bdb bdc bdd bdi bdo bdr bdt bi- bia bib bic bid bii bio bir bit boa bob boc bod boi boo bor bot bra brb brd bri bro brr brt bta btb btc btd bti bto btr btt c-- caa cab cac cad cai cao car cat cba cbb cbc cbd cbi cbo cbr cbt cca ccb ccc ccd cci cco ccr cct cda cdb cdc cdd cdi cdo cdr cdt ci- cia cib cic cid cii cio cir cit co- coa cob coc cod coi coo cor cot cra crb crc crd cri cro crr crt cta ctb ctc ctd cti cto ctr ctt daa dab dac dad dai dao dar dat dba dbb dbc dbd dbi dbo dbr dbt dca dcb dcc dcd dci dco dcr dct dda ddb ddc ddd ddi ddo ddr ddt di- dia dib dic did dii dio dir dit doa dob doc dod doi doo dor dot dra drb drc drd dri dro drr drt dta dtb dtc dtd dti dto dtr dtt i-d ia- iaa iab iac iad iai iao iar iat iba ibb ibc ibd ibi ibo ibr ibt ica icb icc icd ici ico icr ict ida idb idc idd idi ido idr idt iia iib iic iid iii iio iir iit io- ioa iob ioc iod ioi ioo ior iot ir- ira irb irc ird iri iro irr irt ita itb itc itd iti ito itt o-i oaa oab oac oad oai oao oar oat ob- oba obb obc obd obi obo obr obt oc- oca ocb occ ocd oci oco ocr oct oda odb odc odd odi odo odr odt oia oib oic oid oii oio oir oit oo- ooa oob ooc ood ooi ooo oor oot or- ora orb orc ord ori oro orr ort ot- ota otb otc otd oti oto otr ott ra- raa rab rac rad rai rao rar rat rba rbb rbc rbd rbi rbo rbr rbt rca rcb rcc rcd rci rco rcr rct rda rdb rdc rdd rdi rdo rdr rdt ria rib ric rid rii rio rir rit roa rob roc rod roi roo ror rot rra rrb rrc rrd rri rrr rrt rta rtb rtc rtd rti rto rtr rtt taa tab tac tad tai tao tar tat tba tbb tbc tbd tbi tbo tbr tbt tca tcb tcc tcd tci tco tcr tct tda tdb tdc tdd tdi tdo tdr tdt tia tib tic tid tii tio tir tit to- toa tob toc tod toi too tor tot tra trb trc trd tri tro trr trt tta ttb ttc ttd tti tto ttr ttt

a-do a-ii aaaa aaab aaac aaad aaai aaar aaba aabb aabc aabd aabi aabt aaca aacb aacc aacd aaci aaco aacr aact aada aadc aadi aadt aaib aaic aaii aaoo aara aarc aard aari aaro aart aata aatc aatt abaa abab abac abad abai abar abat abb- abba abbb abbi abbo abbr abbt abca abcb abcc abcd abci abcr abct abda abdi abdo abia abib abic abid abir abit aboa abob abod aboo abor abot abra abrc abri abro abta ac-t acaa acab acac acad acai acar acat acba acca accc accd acci acco acct acda acdb acdc acdi acdt aci- acia acic acid acir acoa acod acor acot acr- acra acrc acri acro acrr acta actc acti acto actt adaa adab adac adad adai adao adar adat adba adbc adbi adcc adci adda addc addd addi addo addr adia adib adic adio adir adit adob adoc adod adoo ador adot adra adro adta aiai aiba aibo aica aicc aicd aicr aida aidb aidc aidi aidr aidt aiia aiib aiic aiid aiir aioc aioi aira aird airi airo airt aita aiti aitr aitt aoba aoca aora aorb aort aotc aotd arab arac arad arai arar arat arba arbi arc- arca arci arco arct arda ardc ardi ardo aria arib arid arii ario arit aroa arob arod aroi aroo aror arr- arra arrc arri arro arrr arrt arta artc arti arto artr at-t ataa atab atac atad atai atar atat atca atcc atco atcr atdi atdt atia atic atid atit atob atoc atod atoi ator atot atra atrc atri atro atta atti atto attr ba-i baaa baad baar baat baba babb babi babo babr bac- baca bacc baci baco bact bada badb badd badi bado badr baia baib baic baid baio bair bait bar- bara barb barc bard bari baro barr bart bata batc bati bato batt bbad bbbb bbci bbdd bbdo bbrc bcaa bcar bcat bcbc bcca bccc bcci bcda bcia bcit bcor bcra bctc bd-r bdbc bddc bdii biad biao biar biat biba bibb bibi bibo bica bicc bici bico bida bidi bido bidr bio- bioc bioi biot bira birb bird biri biro birr birt bita bitc bitd bito bitt boab boac boad boai boar boat boba bobb bobi bobo boca boco boda bodb bodi bodo boi- boid boii boit boob booc bood boor boot bor- bora bord bori boro borr bort bota botb botd boti boto bott brab brac brad brai brao brat brca brcb brda brdo brdt bria bric brid brio brit broa brob broc brod broo bror brot brrr brtc btaa btcc btdt btob btor btrc btrt bttb c-bo c-cd caaa caab caac caat caba cabi cabo cac- caca cacc caci caco cacr cada cadc cadd cadi cado cadr caia caib caic caid caio cair cait caod caoi