a-a a-b a-i a-q aaa aab aai aan aao aaq aas aau ab- aba abb abi abn abo abq abs abu ai- aia aib aii ain aio aiq ais aiu an- ana anb ani ann ano anq ans anu aoa aob aoi aon aoo aos aou aqa aqi aqn aqo aqs as- asa asb asi asn aso asq ass asu au- aua aub aui aun auo aus b-u baa bab bai ban bao baq bas bau bba bbb bbi bbn bbo bbq bbs bbu bi- bia bib bii bin bio bis biu bna bnb bni bnn bno bns bnu boa bob boi bon boo boq bos bou bsa bsb bsi bsn bso bss bsu bua bub bui bun buo bus buu ia- iaa iab iai ian iao iaq ias iau iba ibb ibi ibn ibo ibs ibu iia iib iii iin iio iis iiu in- ina inb ini inn ino inq ins inu io- ioa iob ioi ion ioo ios iou iqa iqs iqu is- isa isb isi isn iso isq iss isu iu- iua iub iui ius n-i naa nab nai nan nao nas nau nba nbb nbi nbn nbo nbs nbu nia nib nii nin nio niq nis niu nna nnb nni nnn nno nns nnu no- noa nob noi non noo nos nou nqs nsa nsb nsi nsn nso nss nsu nua nub nui nun nuo nuq nus nuu o-i oaa oab oai oan oao oaq oas oau ob- oba obb obi obn obo obs obu oia oib oii oin oio ois oiu on- ona onb oni onn ono ons onu oo- ooa oob ooi oon ooo oos oqb oqo os- osa osb osi osn oso osq oss osu ou- oua oui oun ouo ous qaa qan qas qau qba qbq qbs qin qio qis qiu qnb qni qns qoi qoo qos qqq qqu qsa qsi qso qu- qua qui quo qus saa sab sai san sao saq sas sau sba sbb sbi sbn sbo sbq sbs sbu sia sib sii sin sio siq sis siu sna snb sni snn sno sns snu soa sob soi son soo soq sos sou sqa sqi sqn sqq sqs ss- ssa ssb ssi ssn sso ssq sss ssu sua sub sui sun suo suq sus suu ua- uaa uab uai uan uao uaq uas uau uba ubb ubi ubn ubo ubs ubu uia uib uii uin uio uiq uis uiu un- una unb uni unn uno unq uns unu uoa uob uon uoo uos usa usb usi usn uso uss usu uua uun uus uuu