-ic a-a a-b a-c a-i a-q aaa aab aac aae aai aan aao aaq aas aau ab- aba abb abc abe abi abn abo abq abs abu ac- aca acb acc ace aci acn aco acq acs acu aea aeb aec aee aei aen aeo aeq aes aeu ai- aia aib aic aie aii ain aio aiq ais aiu an- ana anb anc ane ani ann ano anq ans anu aoa aob aoc aoe aoi aon aoo aos aou aqa aqc aqi aqn aqo aqs as- asa asb asc ase asi asn aso asq ass asu au- aua aub auc aue aui aun auo aus b-u baa bab bac bae bai ban bao baq bas bau bba bbb bbc bbe bbi bbn bbo bbq bbs bbu bca bcb bcc bce bci bcn bco bcq bcs bcu be- bea beb bec bee bei ben beo beq bes beu bi- bia bib bic bie bii bin bio bis biu bna bnb bnc bne bni bnn bno bns bnu boa bob boc boe boi bon boo boq bos bou bqc bqe bsa bsb bsc bse bsi bsn bso bss bsu bua bub buc bue bui bun buo bus buu c-- caa cab cac cae cai can cao caq cas cau cba cbb cbc cbe cbi cbn cbo cbq cbs cbu cca ccb ccc cce cci ccn cco ccs ccu ce- cea ceb cec cee cei cen ceo ceq ces ceu ci- cia cib cic cie cii cin cio ciq cis ciu cn- cna cnb cnc cne cni cnn cno cns cnu co- coa cob coc coe coi con coo coq cos cou cqa cqb cqc cqi cqo cqs csa csb csc cse csi csn cso csq css csu cua cub cuc cue cui cun cuo cuq cus cuu eaa eab eac eae eai ean eao eas eau eba ebb ebc ebe ebi ebn ebo ebq ebs ebu ec- eca ecb ecc ece eci ecn eco ecq ecs ecu eea eeb eec eee een eeo ees eia eib eic eie eii ein eio eis eiu en- ena enb enc ene eni enn eno ens enu eo- eoa eob eoc eoe eoi eon eoo eoq eos eou eqa eqe eqn eqq eqs equ es- esa esb esc ese esi esn eso esq ess esu eu- eua eub euc eue eui eun eus ia- iaa iab iac iae iai ian iao iaq ias iau iba ibb ibc ibe ibi ibn ibo ibs ibu ica icb icc ice ici icn ico icq ics icu ie- iea iec iee iei ien ies iia iib iic iie iii iin iio iis iiu in- ina inb inc ine ini inn ino inq ins inu io- ioa iob ioc ioe ioi ion ioo ios iou iqa iqc iqe iqs iqu is- isa isb isc ise isi isn iso isq iss isu iu- iua iub iuc iue iui ius n-i naa nab nac nae nai nan nao nas nau nba nbb nbc nbe nbi nbn nbo nbs nbu nca ncb ncc nce nci ncn nco ncs ncu ne- nea neb nec nee nei nen neo nes neu nia nib nic nie nii nin nio niq nis niu nna nnb nnc nne nni nnn nno nns nnu no- noa nob noc noe noi non noo nos nou nqc nqs nsa nsb nsc nse nsi nsn nso nss nsu nua nub nuc nue nui nun nuo nuq nus nuu o-i oaa oab oac oae oai oan oao oaq oas oau ob- oba obb obc obe obi obn obo obs obu oc- oca ocb occ oci ocn oco ocs ocu oea oeb oec oee oei oen oeo oes oia oib oic oie oii oin oio ois oiu on- ona onb onc one oni onn ono ons onu oo- ooa oob ooc ooi oon ooo oos oqb oqo os- osa osb osc ose osi osn oso osq oss osu ou- oua ouc oue oui oun ouo ous qaa qac qan qas qau qba qbc qbe qbq qbs qca qcc qci qco qcs qec qee qen qeo qic qie qin qio qis qiu qnb qne qni qns qoi qoo qos qqq qqu qsa qsc qsi qso qu- qua que qui quo qus saa sab sac sae sai san sao saq sas sau sba sbb sbc sbe sbi sbn sbo sbq sbs sbu sca scb scc sce sci scn sco scs scu se- sea seb sec see sei sen seo seq ses seu sia sib sic sie sii sin sio siq sis siu sna snb snc sne sni snn sno sns snu soa sob soc soe soi son soo soq sos sou sqa sqi sqn sqq sqs ss- ssa ssb ssc sse ssi ssn sso ssq sss ssu sua sub suc sue sui sun suo suq sus suu ua- uaa uab uac uae uai uan uao uaq uas uau uba ubb ubc ube ubi ubn ubo ubs ubu uca ucb ucc uce uci ucn uco ucs ucu uea ueb uec uee uei uen ues uia uib uic uie uii uin uio uiq uis uiu un- una unb unc une uni unn uno unq uns unu uoa uob uoc uoe uon uoo uos usa usb usc use usi usn uso uss usu uua uuc uue uun uus uuu