tol too tor tot tov toy tra trb trc tre tri trl tro trr trt trv try tta ttb ttc tte tti ttl tto ttr ttt ttv tty tva tvb tvc tve tvi tvl tvo tvr tvt tvy tya tyc tye tyl tyo tyr tyt v-a v-e vaa vab vac vae vai val vao var vat vav vay vba vbc vbi vbl vbo vbr vbv vca vcc vce vci vcl vco vcr vct vcy vea veb vec vee vei vel veo ver vet vey vi- via vib vic vie vii vil vio vir vit viv viy vl- vla vlb vlc vle vll vlo vlt vlv vly voa vob voc voe voi vol voo vor vot vov voy vra vrb vrc vre vri vrr vrt vry vta vtb vtc vte vti vtl vto vtr vtt vtv vty vva vvb vvc vvi vvo vvr vvt vvv vye vyl vyt yaa yab yac yae yai yal yao yar yat yav yay ybc ybe ybi ybl ybr yby yca ycc yce yci ycl yco ycv ycy yea yeb yec yee yei yel yeo yer yet yev yey yie yii yio yir yit ylc yle yli yll ylr ylt yly yob yoc yoe yoi yol yoo yor yot yoy yra yrc yre yro yrt yta ytc yte ytl yto ytr ytt ytv yva yve yvi yvo yvr yvy yyb yyc yye yyt yyy