-ic -ji bbb bbc bbd bbi bbo bbr bbt bcb bcc bcd bci bcj bco bcr bct bdb bdc bdd bdi bdj bdo bdr bdt bi- bib bic bid bii bij bio bir bit bjc bjd bji bjj bjr bjt bob boc bod boi boj boo bor bot brb brd bri brj bro brr brt btb btc btd bti bto btr btt c-- c-j cbb cbc cbd cbi cbj cbo cbr cbt ccb ccc ccd cci ccj cco ccr cct cdb cdc cdd cdi cdj cdo cdr cdt ci- cib cic cid cii cij cio cir cit cjb cjc cjd cjr co- cob coc cod coi coj coo cor cot crb crc crd cri crj cro crr crt ctb ctc ctd cti cto ctr ctt dbb dbc dbd dbi dbo dbr dbt dcb dcc dcd dci dco dcr dct ddb ddc ddd ddi ddo ddr ddt di- dib dic did dii dio dir dit dj- djb djc djd dji djo djt dob doc dod doi doj doo dor dot drb drc drd dri drj dro drr drt dtb dtc dtd dti dtj dto dtr dtt i-d ibb ibc ibd ibi ibj ibo ibr ibt icb icc icd ici icj ico icr ict idb idc idd idi ido idr idt iib iic iid iii iij iio iir iit ijb ijc iji ijo ijt io- iob ioc iod ioi ioj ioo ior iot ir- irb irc ird iri irj iro irr irt itb itc itd iti itj ito itt j-d j-i jbc jbi jbj jbo jbr jbt jcb jcc jcd jci jco jcr jct jdb jdc jdi jdo jdr jdt jib jic jii jij jio jir jit jjb jjc jjj jjr job joc jod joi joj joo jor jot jrb jrc jri jro jrr jrt jtb jtc jti jtr jtt o-i ob- obb obc obd obi obj obo obr obt oc- ocb occ ocd oci ocj oco ocr oct odb odc odd odi odo odr odt oib oic oid oii oio oir oit ojb ojc ojd oji ojo oo- oob ooc ood ooi ooo oor oot or- orb orc ord ori oro orr ort ot- otb otc otd oti oto otr ott rbb rbc rbd rbi rbo rbr rbt rcb rcc rcd rci rcj rco rcr rct rdb rdc rdd rdi rdj rdo rdr rdt rib ric rid rii rio rir rit rjc rjr rob roc rod roi roj roo ror rot rrb rrc rrd rri rrr rrt rtb rtc rtd rti rtj rto rtr rtt tbb tbc tbd tbi tbj tbo tbr tbt tcb tcc tcd tci tcj tco tcr tct tdb tdc tdd tdi tdo tdr tdt tib tic tid tii tio tir tit tjc tjd tji tjo tjr to- tob toc tod toi toj too tor tot trb trc trd tri tro trr trt ttb ttc ttd tti tto ttr ttt