-ic c-- ccc cci cco ccs ccw ci- cic cii cio cis ciw co- coc coi coo cos cow csc csi cso css csw cw- cwc cwi cwo cws icc ici ico ics icw iic iii iio iis iiw io- ioc ioi ioo ios iow is- isc isi iso iss isw iwc iwi iwo iws iww o-i oc- occ oci oco ocs ocw oic oii oio ois oo- ooc ooi ooo oos oow os- osc osi oso oss osw owc owi owo ows oww scc sci sco scs scw sic sii sio sis siw soc soi soo sos sow ss- ssc ssi sso sss ssw swc swi swo sws wcc wci wco wcs wcw wic wii wis woc woi woo wos wow wsc wsi wso wss wsw wwc wwi wwo www