iii iio iis iit iiu iiw io- ioi ioo ios iot iou iow is- isi iso iss ist isu isw iti ito its itt itu iu- iui ius iut iwi iwo iws iwt iwu iww o-i oii oio ois oit oiu oo- ooi ooo oos oot oow os- osi oso oss ost osu osw ot- oti oto ots ott otu otw ou- oui ouo ous out owi owo ows owt owu oww sii sio sis sit siu siw soi soo sos sot sou sow ss- ssi sso sss sst ssu ssw sti sto sts stt stu stw sui suo sus sut suu suw swi swo sws swt swu tii tio tis tit tiu tiw to- toi too tos tot tou tow tsi tso tss tst tsu tsw tti tto tts ttt ttu ttw tui tuo tus tut tuu twi two tws twt twu tww uii uio uis uit uiu uoo uos uot uow usi uso uss ust usu usw uti uto uts utt utu uus uut uuu uws uww wii wis wit wiu woi woo wos wot wou wow wsi wso wss wst wsu wsw wti wto wts wtt wtu wtw wuo wus wut wwi wwo wwt wwu www