第一级：（最重要）
V06134s1,s3; V06136s3; V06142s2; V06144s1,s2; V06146s1; V06148s4;
V07134s2,s3,s4; V07135s1,s2; V07137s1; V07138s2,s3; V07139s2;
V07148s1,s3; V30018; V30019; V30032s1,s3; V30033s3,s4; V30036s3,s4;
V30037s1,s3,s4; V30038s2,s3; V30039s1; V30058s1,s3; V30059s2,s4;
V30074s3,s4; V30076s1,s3,s4; V30078s1,s2,s4; V30079s1,s3,s4;
V30080s1,s2; V30081s1,s2,s3; V30083s1,s3,s4; V30086s1,s2,s3;
V30090s2,s3; V50134s4; V50147s2,s3;

第二级：（次重要）
V24; V27; V29; V37s3,s4; V66; V06111s4; V06113s2,s4; V06114s2;
V06119s4; V06121s1; V06125s2; V06130s3; V06138s1;
V06141(V60141)s2,s3; V07118s2; V07141s1,s2; V07142s1,s2; V07143s1,s4;
V07147s1,s4; V30014s2,s3,s4; V30015; V30020s2,s4; V30034s1,s3,s4;
V30040s2,s4; V30041s2,s4; V30042s1,s3,s4; V30043s3,s4; V30044s1,s2,s3;
V30045s1,s3,s4; V30060s1,s3,s4; V30061s1,s2,s4; V30062s2,s3;
V30064s1,s2,s3; V50121s4;