Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Hungarian
⇄
Arabic
Chinese
Danish
Dutch
English
Estonian
French
German
Italian
Lithuanian
Polish
Portuguese
Russian
Serbian
Spanish
G
o
o
g
l
e
|
Forvo
|
+
ortogonális próbák
math.
orthogonal tests
;
independent tests
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
