Take bus No.705 at Liujiayao, take bus No.0/6 to Hujialou, then transfer to bus No.729, and take bus No.4 to Sweet Water Garden (the whole journey: 20 stops).

Take bus No.830 at Liujiayao at 7 stops to Hujialou, and then transfer to bus No.729 at 4 stops to Sweet Water Garden (total journey: 1 1 stop).

Take bus No.705 at Liujiayao, take busNo. 14 to Dabeiyao, then transfer to bus No.729, and take bus No.5 to Sweet Water Garden (total journey: 19 bus).

Take bus No.830 at Liujiayao, take 6 stops to Dabeiyao, then transfer to bus No.729, and take 5 stops to Sweet Water Garden (total journey: 1 1 station).

Take bus No.957 at Liujiayao, 6 stops to Chongwenmen, then transfer to bus No.729, and 8 stops to Sweet Water Garden (total journey: 14 stops).

Take bus 17 at Liujiayao, take 9 stops to Qianmen, then transfer to bus 729, and take 9 stops to Sweet Water Garden (total journey: 18 stops).

Take bus 17 at Liujiayao to Tianqiao, take bus No.8, then transfer to bus No.729, and take bus 1 1 to Sweet Water Garden (total journey: 19).

Take bus 17 at Liujiayao, take 7 stops to Tiantan, then transfer to bus 729, and take bus 12 to Sweet Water Garden (total journey: 19 stops).

Take bus 17 at Liujiayao, take 5 stops to Yongdingmen, then transfer to bus 729, and take bus 13 to Tianshui Garden (total journey: 18 stops).

Take bus 17 at Liujiayao, take 4 stops to Shazikou, then transfer to bus 729, and take bus 14 to Sweet Water Garden (total journey: 18 stops).

Take bus No.368 at Liujiayao, 1 stop at muxi Garden, then transfer to bus No.729, 15 stop at Sweet Water Garden (total journey: 16 stop).

Take bus No.705 at Liujiayao, take 2 stops to muxi Garden, then transfer to bus No.729 and take bus No.0/5 to Sweet Water Garden (total journey: 17 stops).

Take bus No.730 at Liujiayao, 1 stop at Muxiyuan, then transfer to bus No.729, 15 stop at Sweet Water Garden (total journey: 16 stop).

Take bus no 74 1 at liujiayao, take bus no 2 to muxiyuan, then transfer to bus no 729, and take bus no 15 to sweet water garden (total journey: 17).

Take bus No.830 at Liujiayao, 1 stop at Muxiyuan, then transfer to bus No.729, 15 stop at Sweet Water Garden (total journey: 16 stop).

Take bus No.300 at Liujiayao, 1 stop at muxi Garden, then transfer to bus No.729, 15 stop at Sweet Water Garden (total journey: 16 stop).

Take bus No.957 at Liujiayao, 1 stop at Muxiyuan, then transfer to bus No.729, 15 stop at Sweet Water Garden (total journey: 16 stop).

Take bus No.705 at Liujiayao, take 6 stops to Xili, then transfer to bus No.729, and take 18 stop to Sweet Water Garden (whole journey: 24 stops).

Take bus No.705 at Liujiayao, take 8 stops to Dahongmen, then transfer to bus No.729, and take 19 stop to Sweet Water Garden (the whole journey: 27 stops).

Answer to the supplementary question: I don't think so. I usually go to 750 every time, but you don't have it there.