| # Unigram | |
| U00:%x[-2,0] | |
| U01:%x[-1,0] | |
| U02:%x[0,0] | |
| U03:%x[1,0] | |
| U04:%x[2,0] | |
| U05:%x[-1,0]/%x[0,0] | |
| U06:%x[0,0]/%x[1,0] | |
| U10:%x[-2,1] | |
| U11:%x[-1,1] | |
| U12:%x[0,1] | |
| U13:%x[1,1] | |
| U14:%x[2,1] | |
| U15:%x[-2,1]/%x[-1,1] | |
| U16:%x[-1,1]/%x[0,1] | |
| U17:%x[0,1]/%x[1,1] | |
| U18:%x[1,1]/%x[2,1] | |
| U20:%x[-2,1]/%x[-1,1]/%x[0,1] | |
| U21:%x[-1,1]/%x[0,1]/%x[1,1] | |
| U22:%x[0,1]/%x[1,1]/%x[2,1] | |
| # Bigram | |
| B | |