X 4 2x 3 x 2 1 0
- X 4 2x 3 3x 2 2x 1 0
- X 4 2x 3 3x 2 4x 1 0
- X 5 x 4 2x 3 2x 2 x 1 0
- X 4 2x 3 13x 2 2x 1 0
- 2 2x 4 16 * 2 x 3 2 x 1 16 0
- X 1 x t 2x 4 x 3 11x 2 x 2 0
- X 4 2x 3 4x 2 2x 1 0
- X 4 2x 3 6x 2 2x 1 0
- X 4 2x 3 5x 2 2x 1 0
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