Did you mean: qiandan qiandun qiantian guanduan kanduan kuanduan qiantan qindan ?
| 前端 | qián duān | front / front end / forward part of sth |
| 前段 | qián duàn | front part (of an object) / first part (of an event) / previous paragraph |
| 浅短 | qiǎn duǎn | narrow and shallow (knowledge or skill) / superficial |