HSK V5
Correct

只不过

/ zhǐbuguò / 
Strokes

Definition

only/merely/nothing but/no more than/it's just that ...

Example

As an Adverb
only; just; merely
1
Wǒ
我
zhǐbuguò
只不过
xiǎng
想
shuō
说
  
:
gàn
干
de
得
hǎo
好
  
!

I just want to say: ‘Well-done!'

2
Tā
他
zhǐbuguò
只不过
kāikāi
开开
wánxiào
玩笑
éryǐ
而已
  
,
biè
别
wǎng
往
xīnli
心里
qù
去
  
。

Don't take it to heart. He was only joking.