i'm decided against buying as neede

i'm decided against buying as needed.
ซื้อของตามความจำเป็น

ผลลัพธ์ (อังกฤษ) 1:

i'm decided against buying as needed.
purchase necessary.

ผลลัพธ์ (อังกฤษ) 2:

I decided against buying as needed.
buy as needed.

ผลลัพธ์ (อังกฤษ) 3:

I decided against buying', M as needed.
buy according to the necessity.