-er -ic -ji bbb bbc bbe bbi bbo bbr bcb bcc bce bci bcj bco bcr bcv be- beb bec bee bei beo ber bev bi- bib bic bie bii bij bio bir biv bjc bji bjj bjr bob boc boe boi boj boo bor bov brb bre bri brj bro brr brv bvb bvc bve bvi bvo bvr bvv c-- c-j cbb cbc cbe cbi cbj cbo cbr cbv ccb ccc cce cci ccj cco ccr ccv ce- ceb cec cee cei cej ceo cer cev ci- cib cic cie cii cij cio cir civ cjb cjc cjr co- cob coc coe coi coj coo cor cov crb crc cre cri crj cro crr crv cvb cvc cve cvi cvo cvr cvv ebb ebc ebe ebi ebj ebo ebr ebv ec- ecb ecc ece eci ecj eco ecr ecv eeb eec eee eeo eer eev eib eic eie eii eij eio eir eiv ejc eji ejo eo- eob eoc eoe eoi eoo eor erb erc ere eri ero err erv evb evc eve evi evo evr evv i-v ibb ibc ibe ibi ibj ibo ibr ibv icb icc ice ici icj ico icr icv ie- iec iee iei iej ier iev iib iic iie iii iij iio iir ijb ijc ije iji ijo ijv io- iob ioc ioe ioi ioj ioo ior iov ir- irb irc ire iri irj iro irr irv ivb ivc ive ivi ivo ivr ivv j-i jbc jbi jbj jbo jbr jcb jcc jce jci jco jcr jeb jec jee jei jej jeo jer jib jic jie jii jij jio jir jiv jjb jjc jjj jjr job joc joe joi joj joo jor jrb jrc jri jro jrr jvb jvc jvi o-i ob- obb obc obe obi obj obo obr obv oc- ocb occ oci ocj oco ocr ocv oeb oec oee oei oeo oer oib oic oie oii oio oir oiv ojb ojc oje oji ojo oo- oob ooc ooi ooo oor oov or- orb orc ore ori oro orr orv ov- ovb ovc ove ovi ovo ovv rbb rbc rbe rbi rbo rbr rcb rcc rce rci rcj rco rcr rcv re- reb rec ree rei reo rer rev rib ric rie rii rio rir riv rjc rjr rob roc roe roi roj roo ror rov rrb rrc rri rrr rvb rvc rve rvi rvo rvr rvv v-e vbc vbi vbo vbr vbv vcc vce vci vco vcr veb vec vee vei veo ver vi- vib vic vie vii vij vio vir viv vob voc voe voi voo vor vov vrb vrc vre vri vrr vvb vvc vvi vvo vvr vvv