-er -ic a-a a-b a-c a-i a-q aaa aab aac aae aai aan aaq aar aau ab- aba abb abc abe abi abn abq abr abu ac- aca acb acc ace aci acn acq acr acu aea aeb aec aee aei aen aeq aer aeu ai- aia aib aic aie aii ain aiq air aiu an- ana anb anc ane ani ann anq anr anu aqa aqc aqi aqn aqr ar- ara arb arc are ari arn arq arr aru au- aua aub auc aue aui aun aur b-u baa bab bac bae bai ban baq bar bau bba bbb bbc bbe bbi bbn bbq bbr bbu bca bcb bcc bce bci bcn bcq bcr bcu be- bea beb bec bee bei ben beq ber beu bi- bia bib bic bie bii bin bir biu bna bnb bnc bne bni bnn bnr bnu bqc bqe bra brb bre bri brn brq brr bru bua bub buc bue bui bun bur buu c-- caa cab cac cae cai can caq car cau cba cbb cbc cbe cbi cbn cbq cbr cbu cca ccb ccc cce cci ccn ccr ccu ce- cea ceb cec cee cei cen ceq cer ceu ci- cia cib cic cie cii cin ciq cir ciu cn- cna cnb cnc cne cni cnn cnr cnu cqa cqb cqc cqi cra crb crc cre cri crn crq crr cru cua cub cuc cue cui cun cuq cur cuu eaa eab eac eae eai ean ear eau eba ebb ebc ebe ebi ebn ebq ebr ebu ec- eca ecb ecc ece eci ecn ecq ecr ecu eea eeb eec eee een eer eia eib eic eie eii ein eir eiu en- ena enb enc ene eni enn enr enu eqa eqe eqn eqq equ era erb erc ere eri ern erq err eru eu- eua eub euc eue eui eun eur ia- iaa iab iac iae iai ian iaq iar iau iba ibb ibc ibe ibi ibn ibr ibu ica icb icc ice ici icn icq icr icu ie- iea iec iee iei ien ier iia iib iic iie iii iin iir iiu in- ina inb inc ine ini inn inq inr inu iqa iqc iqe iqu ir- ira irb irc ire iri irn irq irr iru iu- iua iub iuc iue iui iur n-i naa nab nac nae nai nan nar nau nba nbb nbc nbe nbi nbn nbr nbu nca ncb ncc nce nci ncn ncr ncu ne- nea neb nec nee nei nen ner neu nia nib nic nie nii nin niq nir niu nna nnb nnc nne nni nnn nnu nqc nra nrb nrc nre nri nrn nrr nru nua nub nuc nue nui nun nuq nur nuu qaa qac qan qar qau qba qbc qbe qbq qca qcc qci qec qee qen qic qie qin qir qiu qnb qne qni qqq qqu qra qrb qrc qre qri qru qu- qua que qui qur ra- raa rab rac rae rai ran raq rar rau rba rbb rbc rbe rbi rbn rbr rbu rca rcb rcc rce rci rcn rcr rcu re- rea reb rec ree rei ren req rer reu ria rib ric rie rii rin riq rir rna rnb rnc rni rnn rnr rnu rqc rqn rra rrb rrc rri rrn rrq rrr rru rua rub ruc rue rui run rur ruu ua- uaa uab uac uae uai uan uaq uar uau uba ubb ubc ube ubi ubn ubr ubu uca ucb ucc uce uci ucn ucr ucu uea ueb uec uee uei uen uer uia uib uic uie uii uin uiq uir uiu un- una unb unc une uni unn unq unr unu ur- ura urb urc ure uri urn urr uru uua uuc uue uun uur uuu