DuoLingo Class Codes: Grade 4

• Spanish

YEJWXB

• French

GJESXZ

• Russian

VKWGXG

• Romanian
• JJXCWA
• Portuguese

KSFRDD

• Polish

DDXMJE

• Norwegian

UJXYDZ

• Korean

EVQCXZ

• Japanese

QXUJTW

• Italian

SZARNZ

• Indonesian

YTVPGG

• Hungarian

GHBYNP

• Hindi

FFBFPB

• Hebrew

GJBZWY

• Greek

UYQAPP

• German

MXAKBG

• Dutch

KJDJJF

• Welsh

CGEJVM

• Vietnamese

XMXZEK

• Ukrainian

JDVCDX

• Turkish

BWJZMR

• Swedish

XRQCQE

• Swahili

SBPKYW

• Danish

ZKTRFZ

• Czech

HGMFJY

• Chinese

PZBQPM