551
| Ngwagakete: | Ngwagakete 1 |
|---|---|
| Mengwagakgolo: | Ngwagakgolo 5 – Ngwagakgolo 6 – Ngwagakgolo 7 |
| Mengwagasome: | 520s 530s 540s – 550s – 560s 570s 580s |
| Mengwaga: | 548 549 550 – 551 – 552 553 554 |
551 (DLI) ebile ngwaga wa go thoma ka Labohlano, ngwaga wa bobedi ngwagengsome wa 550s, ngwaga wa bomasomehlano tee ngwagengkgolo wa Ngwagakgolo 6, le ngwaga wa bomakgolo hlano masomehlano tee ngwagengkete wa Ngwagakete 1.