$B $B?7J95-;v$K$*$1$k2;@a$N%^%k%3%UO":?3NN($N<}B+N((B $B>e$X(B: $BF|K\8l$N(B-gram$B$K$h$k%b%G%k2=(B $BLa$k(B: $BF|K\8l$N(B-gram$B$K$h$k%b%G%k2=(B   $BL\

$B?7J95-;v(B

$BI8=`E*$JF|K\8l$H$7$F(B1982$BG/(B1$B7n(B4$BF|$+$i(B3$B7n(B30$BF|$^$G$N(B74$BF|J,$NF|7P(B $B?7J9$N?7J95-;v$rA*$s$@!#$3$N5-;v$rF|K\8l7ABVAG2r@O%W%m%0%i%`(B $B$G7ABVAG2r@O$r9T$J$$!"2;@a$HIJ;l$r<+F0E*$KIUM?$7$?!#$=$7$F!"(B $BJ8@aC10L$K6h@Z$j!"$3$N%G!<%?$+$i2;@a$*$h$S4A;z2>L>$*$h$SIJ;l(B $B$N%^%k%3%U%b%G%k$N<}B+@-$r8&5f$7$?!#$?$@$7!"2aEY$NJ#;($5$rHr$1(B $B$k$?$a!"5-9f!&309q8lFI$_!&?t;l$NJ8;z$,B8:_$9$kJ8$OJ8A4BN$r:o(B $B=|$7$?!#%G!<%?NL$O4A;z2>L>$NJ8;z?t$K$7$FLs(B170$BK|J8;z$G$"$k!#$^(B $B$?!";HMQ$7$?F|K\8l7ABVAG2r@O%W%m%0%i%`$N7ABVAG2r@O$N@:EY$OC1(B $B8lG'DjN($GLs(B95%$B$G$"$k(B[46]$B!#?^(B 3.1$B$K?7J95-;v$N0lIt$r:\$;$k!#(B

$B?^(B 3.1: $B?7J95-;v$NNc(B

J$O$3$H$7;M7n$+$i?76d9TK!$,;\9T$5$l$k$N(B... ...$BD$H$_$F$$$k!#!J:_F|309q6d9T$O!V$-$g$&$$3$H$P!W;2>H!K(B \par \end{minipage}\par }">