c-- ccc ccd cce cco cct ccw cdc cdd cde cdo cdt cdw ce- cec ced cee ceo cet cew co- coc cod coe coo cot cow ctc ctd cte cto ctt ctw cw- cwc cwd cwe cwo cwt dcc dcd dce dco dct dcw ddc ddd dde ddo ddt ddw de- dec ded dee deo det dew doc dod doe doo dot dow dtc dtd dte dto dtt dtw dwc dwe dwo dwt dww ec- ecc ecd ece eco ect ecw ed- edc edd ede edo edt edw eec eed eee eeo eet eew eo- eoc eod eoe eoo eot eow etc etd ete eto ett etw ewc ewd ewe ewo ewt eww oc- occ ocd oco oct ocw odc odd ode odo odt oec oed oee oeo oet oo- ooc ood ooo oot oow ot- otc otd ote oto ott otw owc owd owe owo owt oww tcc tcd tce tco tct tcw tdc tdd tde tdo tdt tdw te- tec ted tee teo tet tew to- toc tod toe too tot tow ttc ttd tte tto ttt ttw twc twd twe two twt tww wcc wcd wce wco wct wcw wdc wdt wec wed wee weo wet wew woc wod woe woo wot wow wtc wtd wto wtt wtw wwc wwd wwe wwo wwt www