c-- ccc ccd cck cco ccr cct ccu ccw cdc cdd cdk cdo cdr cdt cdu cdw ckc ckd cko ckt ckw co- coc cod cok coo cor cot cou cow crc crd crk cro crr crt cru crw ctc ctd ctk cto ctr ctt ctu ctw cuc cud cuk cuo cur cut cuu cuw cw- cwc cwd cwk cwo cwr cwt cwu dcc dcd dck dco dcr dct dcu dcw ddc ddd ddk ddo ddr ddt ddu ddw dkc dkk dko dkr dkt dku dkw doc dod dok doo dor dot dou dow drc drd drk dro drr drt dru drw dtc dtd dtk dto dtr dtt dtu dtw duc dud duk duo dur dut dwc dwo dwr dwt dwu dww k-t kcc kcd kck kcr kct kcu kdc kdk kdo kdr kdt kdu kkc kkk kkr kkt kku koc kod kok koo kor kot kou kow krc krd krk kro krr krt kru krw ktc ktk kto ktr ktt ktu ktw kuc kud kuk kur kut kuu kw- kwc kwd kwk kwo kwt kww oc- occ ocd ock oco ocr oct ocu ocw odc odd odo odr odt odu okc okd okk oko okr oku okw oo- ooc ood ook ooo oor oot oow or- orc ord ork oro orr ort oru ot- otc otd otk oto otr ott otu otw ou- ouc oud ouk ouo our out owc owd owk owo owt owu oww rcc rcd rco rcr rct rcu rcw rdc rdd rdo rdr rdt rdu rkc rkk rko rkt rku roc rod rok roo ror rot rou row rrc rrd rrk rrr rrt rru rtc rtd rtk rto rtr rtt rtu rtw ruc rud ruk ruo rur rut ruu rwc rwd rwr rwu tcc tcd tck tco tcr tct tcu tcw tdc tdd tdk tdo tdr tdt tdu tdw tkc tkk tko tkr tkt tkw to- toc tod tok too tor tot tou tow trc trd trk tro trr trt tru trw ttc ttd ttk tto ttr ttt ttu ttw tuc tud tuk tuo tur tut tuu twc twd two twr twt twu tww ucc ucd uck uco ucr uct ucu ucw udc udd udk udo udr udt udu ukc ukk ukr uku uoc uod uok uoo uor uot uow ur- urc urd urk uro urr urt uru urw utc utd utk uto utr utt utu uuc uur uut uuu uwc uwr uww wcc wcd wck wco wcr wct wcu wcw wdc wdr wdt wdu wkc wkd wko wkr wkt wkw woc wod wok woo wor wot wou wow wr- wrc wrd wrk wro wrr wrt wru wrw wtc wtd wto wtr wtt wtu wtw wuc wud wuo wur wut wwc wwd wwo wwt wwu www