Correct

三天两头

/ sān tiān liǎngtóu / 
Strokes

Definition

lit. twice every three days (idiom); practically every day/frequently

Example

Definition

every other day; almost every day

1
Tā
他
sāntiānliǎngtóu
三天两头
lái
来
zhǎo
找
tā
她
  
。

He comes for her almost every day.

2
Jìnlái
近来
sāntiānliǎngtóu
三天两头
xiàyǔ
下雨
  
。

It rains a lot these days.

3
Zhè
这
háizi
孩子
sāntiānliǎngtóu
三天两头
nàobìng
闹病
  
。

The child is always getting ill.

4
Sāntiānliǎngtóu
三天两头
guānggù
光顾
jiǔbā
酒吧

frequent bars