#include<bits/stdc++.h>
using namespace std;

int main(){
    int t;cin>>t;
    while(t--){
        string s;cin>>s;
        int sb[3]={};
        int lst=s[0],cnt=0;
        for(int i=1;i+1<s.size();i++){
            int w=s[i];
            if(abs(w-lst)<=2) cnt++;
            else{
                if(cnt>=3){cout<<"No\n";goto fail;}
                sb[cnt]++;
                cnt=1;
            } 
            // cout<<w<<' '<<lst<<' '<<abs(w-lst)<<' '<<cnt<<'\n';
            lst=w;
        }
        if(cnt>=3){cout<<"No\n";goto fail;}
        sb[cnt]++;
        cnt=1;
        if(sb[2]>=2) cout<<"No\n";
        else cout<<"Yes\n";
        fail:;
    }
}