 For ვ ( vini ) and კ ( k 'ani ) , the critical difference is whether the top is a full arc or a ( more @-@ or @-@ less ) vertical line . 
 For ვ ( vini ) and კ ( k 'ani ) , the critical difference is whether the top is a full arc or a ( more @-@ or @-@ less ) vertical line . 
For ვ ( vini ) and კ ( k 'ani ) , da critical difference is whether tdatop is a full arc or a ( more @-@ or @-@ less ) vertical line .