Between the 14th and 15th editions this language code was retired from use.
Reason: The speech varieties denoted by the code were split into two or more distinct languages.
Remedy:
Change each instance of KKF to one of:
The following is the entry for this language as it appeared in the 14th edition (2000).
SIL code: KKF
ISO 639-2: mis
| Population | 1,500 in Viet Nam (1993 Dang Nghiem Van). Population total both countries 7,900. |
| Region | North, Hà Tuyen Province. Also spoken in China. |
| Alternate names | CO LAO, KELAO, KELEO, KEH-LAO, GELO, CHILAO, LAO, ILAO, QUÔC LAO, CÁC LAO, THU, THIL |
| Dialects | WHITE GELAO (TÚ DU, SOUTHWESTERN GELAO), RED GELAO (VOA DÊ), GREEN GELAO (HO KI, NORTH CENTRAL GELAO), CAPE DRAPING GELAO (KLAU, QAU, CENTRAL GELAO), MOUNTAIN GELAO (PUYUI, WESTERN GELAO). |
| Classification | Tai-Kadai, Kadai, Ge-Chi. |
| Comments | The three dialect groups of Viet Nam are distinguished by the color of their dress. An official nationality in Viet Nam and China. The Red Gelao are shifting to Mandarin. Sororate. Agriculturalists: rice. Polytheistic. |
| China |
|