๊ณผํ (36)
์์ธ์ํ์ธ (11)
์ค๊ตญ (54)
์ญ์ฌ (75)
์ฐ์ฃผ (16)
์์์ญํ (9)
history (7)
๊ธฐ๋ ๊ต (11)
๋คํ (7)
์ธ๊ณต์ง๋ฅ (34)
์ํ (49)
์๋์ฑ์ด๋ก (7)
์งํ (6)
๋ฏธ๊ตญ (38)
์ธ๊ณ์ฌ (32)
์ํ (25)
์ค๋ ฅ (6)
๊ต์ (11)
๊ณ ๋์ฌ (9)
๋ธ๋ํ (5)
ํ์๊ณ (5)
์ง๊ตฌ (9)
education (8)
๊ทธ๋ฆฌ์ค (7)
์ฒ ํ (14)
์ผ๋ณธ (40)
์ ๋ฝ (11)
math (6)