-er -ic -ji bbb bbc bbe bbi bbn bbo bbr bbt bcb bcc bce bci bcj bcn bco bcr bct be- beb bec bee bei ben beo ber bet bi- bib bic bie bii bij bin bio bir bit bjc bji bjj bjn bjr bjt bnb bnc bne bni bnj bnn bno bnr bnt bob boc boe boi boj bon boo bor bot brb bre bri brj brn bro brr brt btb btc bte bti btn bto btr btt c-- c-j cbb cbc cbe cbi cbj cbn cbo cbr cbt ccb ccc cce cci ccj ccn cco ccr cct ce- ceb cec cee cei cej cen ceo cer cet ci- cib cic cie cii cij cin cio cir cit cjb cjc cjr cn- cnb cnc cne cni cnj cnn cno cnr cnt co- cob coc coe coi coj con coo cor cot crb crc cre cri crj crn cro crr crt ctb ctc cte cti ctn cto ctr ctt ebb ebc ebe ebi ebj ebn ebo ebr ebt ec- ecb ecc ece eci ecj ecn eco ecr ect eeb eec eee een eeo eer eet eib eic eie eii eij ein eio eir eit ejc eji ejo ejt en- enb enc ene eni enn eno enr ent eo- eob eoc eoe eoi eon eoo eor eot erb erc ere eri ern ero err ert etb etc ete eti etj etn eto etr ett ibb ibc ibe ibi ibj ibn ibo ibr ibt icb icc ice ici icj icn ico icr ict ie- iec iee iei iej ien ier iet iib iic iie iii iij iin iio iir iit ijb ijc ije iji ijn ijo ijt in- inb inc ine ini inj inn ino inr int io- iob ioc ioe ioi ioj ion ioo ior iot ir- irb irc ire iri irj irn iro irr irt itb itc ite iti itj itn ito itt j-i jbc jbi jbj jbo jbr jbt jcb jcc jce jci jco jcr jct jeb jec jee jei jej jen jeo jer jet jib jic jie jii jij jin jio jir jit jjb jjc jjj jjr jnc jne jnj jnn jno jnr jnt job joc joe joi joj jon joo jor jot jrb jrc jri jrn jro jrr jrt jtb jtc jte jti jtn jtr jtt n-i nbb nbc nbe nbi nbn nbo nbr nbt ncb ncc nce nci ncn nco ncr nct ne- neb nec nee nei nej nen neo ner net nib nic nie nii nin nio nir nit njc nje njn nnb nnc nne nni nnn nno nnt no- nob noc noe noi noj non noo nor not nrb nrc nre nri nrj nrn nro nrr nrt ntb ntc nte nti ntn nto ntr ntt o-i ob- obb obc obe obi obj obn obo obr obt oc- ocb occ oci ocj ocn oco ocr oct oeb oec oee oei oen oeo oer oet oib oic oie oii oin oio oir oit ojb ojc oje oji ojo on- onb onc one oni onj onn ono onr ont oo- oob ooc ooi oon ooo oor oot or- orb orc ore ori orn oro orr ort ot- otb otc ote oti otn oto otr ott rbb rbc rbe rbi rbn rbo rbr rbt rcb rcc rce rci rcj rcn rco rcr rct re- reb rec ree rei ren reo rer ret rib ric rie rii rin rio rir rit rjc rjr rnb rnc rni rnn rno rnr rnt rob roc roe roi roj ron roo ror rot rrb rrc rri rrn rrr rrt rtb rtc rte rti rtj rtn rto rtr rtt tbb tbc tbe tbi tbj tbn tbo tbr tbt tcb tcc tce tci tcj tcn tco tcr tct te- teb tec tee tei tej ten teo ter tet tib tic tie tii tin tio tir tit tjc tje tji tjo tjr tnb tnc tne tni tnn tno tnr tnt to- tob toc toe toi toj ton too tor tot trb trc tre tri trn tro trr trt ttb ttc tte tti ttn tto ttr ttt