bubble
business
check
class
communication
concept
courses
dictionary
easy
education
element
essential
exchange
exercise
flag
fluency
fluent
foreign
german
germany
grammar
guide
icon
improvement
international
knowledge
language
learning
level
linguistics
method
modern
round
school
sign
speak
study
symbol
system
teaching
test
training
tuition
tutor
use
vocabulary
work
定額
German language class concept icon set and flag logo, language exchange program, forum and international communication sign. Flat design vector illustrationの素材 [FY31069627805]
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