| Count | Prefix |
|---|---|
| 104 | lu- |
| 18 | lu. |
| 2 | lu0 |
| 9 | lu1 |
| 6 | lu2 |
| 12 | lu3 |
| 7 | lu4 |
| 4 | lu5 |
| 4 | lu6 |
| 3 | lu7 |
| 41 | lu8 |
| 1 | lu9 |
| 647 | lua |
| 2,113 | lub |
| 14,221 | luc |
| 2,027 | lud |
| 1,097 | lue |
| 901 | luf |
| 1,242 | lug |
| 186 | luh |
| 2,259 | lui |
| 146 | luj |
| 2,981 | luk |
| 1,290 | lul |
| 5,487 | lum |
| 6,757 | lun |
| 619 | luo |
| 1,069 | lup |
| 102 | luq |
| 854 | lur |
| 2,815 | lus |
| 2,105 | lut |
| 208 | luu |
| 1,300 | luv |
| 125 | luw |
| 8,116 | lux |
| 194 | luy |
| 792 | luz |