`19.` I missed you, so I phoned you more often
`->` Beacause . . . . . . . . . .
`20.` Nam is very poor , but he studies very hard
`->` Although . . . . . . . . . .
*Cho tớ xin công thức luôn với ạ
`19.` I missed you, so I phoned you more often
`->` Beacause . . . . . . . . . .
`20.` Nam is very poor , but he studies very hard
`->` Although . . . . . . . . . .
*Cho tớ xin công thức luôn với ạ
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