c-- ccc ccd cco ccp ccs cct ccw cdc cdd cdo cdp cds cdt cdw co- coc cod coo cop cos cot cow cpc cpd cpo cpp cps cpt cpw csc csd cso csp css cst csw ctc ctd cto ctp cts ctt ctw cw- cwc cwd cwo cwp cws cwt dcc dcd dco dcp dcs dct dcw ddc ddd ddo ddp dds ddt ddw doc dod doo dop dos dot dow dpc dpd dpo dpp dps dpt dpw dsc dsd dso dsp dss dst dsw dtc dtd dto dtp dts dtt dtw dwc dwo dwp dws dwt dww oc- occ ocd oco ocp ocs oct ocw odc odd odo odp ods odt oo- ooc ood ooo oop oos oot oow op- opc opd opo opp ops opt opw os- osc osd oso osp oss ost osw ot- otc otd oto otp ots ott otw owc owd owo owp ows owt oww p-p pcc pcd pco pcp pcs pct pcw pdc pdd pdo pdp pds pdt poc pod poo pop pos pot pow ppc ppd ppo ppp pps ppt ppw ps- psc psd pso psp pss pst psw pt- ptc ptd pto ptp pts ptt ptw pwc pwd pwo pwp pws pwt scc scd sco scp scs sct scw sdc sdd sdo sdp sds sdt sdw soc sod soo sop sos sot sow spc spd spo spp sps spt spw ss- ssc ssd sso ssp sss sst ssw stc std sto stp sts stt stw swc swd swo swp sws swt tcc tcd tco tcp tcs tct tcw tdc tdd tdo tdp tds tdt tdw to- toc tod too top tos tot tow tpc tpd tpo tpp tps tpt tpw tsc tsd tso tsp tss tst tsw ttc ttd tto ttp tts ttt ttw twc twd two twp tws twt tww wcc wcd wco wcp wcs wct wcw wdc wdp wds wdt woc wod woo wop wos wot wow wpc wpd wpo wpp wps wpt wsc wsd wso wsp wss wst wsw wtc wtd wto wtp wts wtt wtw wwc wwd wwo wwp wwt www