【Bug-PBL】搜索框需要支持最新搜索/热门搜索及搜索联想功能，请完善

### Details:
![image.png](https://images.zenhubusercontent.com/59df34e3b0222d5de47b5b70/7ebfc859-c610-4f7c-ad3b-f4595091b067)
![image](https://user-images.githubusercontent.com/21214285/48041571-ba433980-e1b8-11e8-91dd-07b6963b8228.png)
