| NHSK | Gb | Pin | Eng |
|---|
 ☊6 | 淡季 | dan4 ji4 |  off season/ slow business season/ (see also 旺季) |
|
| 11000 Common Composites |
|---|
| 22000 Common Composites |
|---|
| 39000 Common Composites |
|---|
| 74000 Common Composites |
|---|
| Deutschtrainer Level A1- A2 | Deu | Eng | Vie |
|---|
| Goethebuch | Gb | Thai | Vie | Eng | Deu | Spa | Por | Ital | Fra | Nie |
|---|
| Glossika 9 | Gb | Thai | Vie | Eng | Deu | Ital | Fra | Spa | Nie | Pin |
|---|
| Glossika | Vie | Eng |
|---|
| Duolingo | Vie | Eng |
|---|
| Langmaster | Vie | Eng |
|---|
| CEFR | Field | Category | Subcategory | Eng | Vie |
|---|
| Oxford 3000 | Vie | Eng |
|---|
| ABC_VD | Vie | Deu |
|---|
| ABCCD | Gb | Pin | Deu |
|---|
| 淡季 | dànjì | Nebensaison
|
| ABC_VD SEN | Lektion | Vie | Deu |
|---|
| Goethe-Institut | Topic | Subtopic | Deu | Eng |
|---|
| Goethe-Institut Sentences | key | Ger | Eng | Vie |
|---|
| Oxford Topics | Top | Subtopic | Eng |
|---|
| Oxford Picture Dict | Eng | Theme | Code |
|---|
| Expert | Theme | Deu | Eng | Subtheme | Level |
|---|
|
Flaute, Mangelperiode + 