-ic a-a a-b a-c a-i aaa aab aac aad aah aai aao aar aau ab- aba abb abc abd abh abi abo abr abu ac- aca acb acc acd ach aci aco acr acu ad- ada adb adc add adh adi ado adr adu aha ahb ahc ahd ahh ahi aho ahr ahu ai- aia aib aic aid aih aii aio air aiu aoa aob aoc aod aoh aoi aoo aor aou ar- ara arb arc ard arh ari aro arr aru au- aua aub auc aud auh aui auo aur b-u baa bab bac bad bah bai bao bar bau bba bbb bbc bbd bbh bbi bbo bbr bbu bca bcb bcc bcd bch bci bco bcr bcu bda bdb bdc bdd bdh bdi bdo bdr bdu bha bhb bhc bhd bhh bhi bho bhr bhu bi- bia bib bic bid bih bii bio bir biu boa bob boc bod boh boi boo bor bou bra brb brd brh bri bro brr bru bua bub buc bud buh bui buo bur buu c-- caa cab cac cad cah cai cao car cau cba cbb cbc cbd cbh cbi cbo cbr cbu cca ccb ccc ccd cch cci cco ccr ccu cda cdb cdc cdd cdh cdi cdo cdr cdu ch- cha chb chc chd chh chi cho chr chu ci- cia cib cic cid cih cii cio cir ciu co- coa cob coc cod coh coi coo cor cou cra crb crc crd crh cri cro crr cru cua cub cuc cud cuh cui cuo cur cuu daa dab dac dad dah dai dao dar dau dba dbb dbc dbd dbh dbi dbo dbr dbu dca dcb dcc dcd dci dco dcr dcu dda ddb ddc ddd ddh ddi ddo ddr ddu dh- dha dhb dhc dhd dhh dhi dho dhr dhu di- dia dib dic did dih dii dio dir diu doa dob doc dod doh doi doo dor dou dra drb drc drd dri dro drr dru dua dub duc dud duh dui duo dur h-i haa hab hac had hah hai hao har hau hba hbb hbc hbd hbh hbi hbo hbr hbu hca hcb hcc hcd hch hci hco hcr hda hdb hdc hdd hdh hdi hdo hdr hdu hha hhb hhc hhd hhh hhi hho hhr hhu hia hib hic hid hih hii hio hir hiu hoa hob hoc hod hoh hoi hoo hor hou hr- hra hrb hrc hrd hrh hri hro hrr hru hua hub huc hud huh hui huo hur huu i-d ia- iaa iab iac iad iah iai iao iar iau iba ibb ibc ibd ibh ibi ibo ibr ibu ica icb icc icd ich ici ico icr icu ida idb idc idd idh idi ido idr idu iha ihb ihc ihd ihh ihi iho ihr ihu iia iib iic iid iih iii iio iir iiu io- ioa iob ioc iod ioh ioi ioo ior iou ir- ira irb irc ird iri iro irr iru iu- iua iub iuc iud iui iur o-i oaa oab oac oad oah oai oao oar oau ob- oba obb obc obd obh obi obo obr obu oc- oca ocb occ ocd och oci oco ocr ocu oda odb odc odd odh odi odo odr odu oha ohc ohd ohh ohi oho ohr ohu oia oib oic oid oii oio oir oiu oo- ooa oob ooc ood ooh ooi ooo oor or- ora orb orc ord orh ori oro orr oru ou- oua ouc oud ouh oui ouo our ra- raa rab rac rad rah rai rao rar rau rba rbb rbc rbd rbh rbi rbo rbr rbu rca rcb rcc rcd rch rci rco rcr rcu rda rdb rdc rdd rdh rdi rdo rdr rdu rh- rha rhb rhc rhd rhh rhi rho rhr rhu ria rib ric rid rih rii rio rir roa rob roc rod roh roi roo ror rou rra rrb rrc rrd rrh rri rrr rru rua rub ruc rud ruh rui ruo rur ruu ua- uaa uab uac uad uah uai uao uar uau uba ubb ubc ubh ubi ubo ubr ubu uca ucb ucc ucd uch uci uco ucr ucu uda udb udc udd udi udo udr udu uha uhb uhc uhd uhh uhi uho uhr uhu uia uib uic uid uii uio uir uiu uoa uob uoc uod uoo uor ur- ura urb urc urd uri uro urr uru uua uuc uur uuu

-hou a-do a-ha a-ii aaaa aaab aaac aaad aaah aaai aaar aaba aabb aabc aabd aabh aabi aaca aacb aacc aacd aach aaci aaco aacr aacu aada aadc aadi aadu aaha aaib aaic aaii aaoo aara aarc aard aari aaro aaru abaa abab abac abad abai abar abau abb- abba abbb abbi abbo abbr abca abcb abcc abcd abch abci abcr abda abdi abdo abdu abha abhi abho abhr abia abib abic abid abir abiu aboa abob abod aboh aboo abor abou abra abrc abri abro abua abud acaa acab acac acad acai acar acba acca accc accd acch acci acco accu acda acdb acdc acdi acha achh achi acho achr achu aci- acia acic acid acir acoa acod acoh acor acou acr- acra acrc acri acro acrr acu- acuo acur adaa adab adac adad adah adai adao adar adba adbc adbi adcc adci adda addc addd addi addo addr addu adha adhd adhi adho adhu adia adib adic adio adir adob adoc adod adoo ador adra adro adua adub adur ahab ahac ahad ahah ahai ahar ahau ahdi ahha ahio ahir ahoa ahod ahor ahra ahrc ahrr ahua aiai aiba aibo aica aicc aicd aich aicr aida aidb aidc aidi aidr aidu aiha aiho aiia aiib aiic aiid aiir aioc aioi aira aird airh airi airo aiud aiui aoah aoba aoca aodh aora aorb arab arac arad arah arai arar arau arba arbh arbi arc- arca arch arci arco arda ardc ardi ardo ardu arh- aria arib arid arii ario aroa arob arod aroi aroo aror arr- arra arrc arrh arri arro arrr