[English] - Comparison

I. Equality
Positive: S + V + as  adj/adv  as +  N/pronoun
Negative: S + V + not as adj/adv as + N/pronoun

II. Comparative
Short Adj: S + V + adj/adv_er + than + N
Long Adj: S + V + more adj/adv  + than + N

III. Superlative
Short Adj: S + V + the adj/adv _est + N
Long Adj: S + V + the most adj/adv + N

IV. Other
 * Cặp tính từ giống nhau
  s + v + adj + 'er' and adj + 'er'.
  s + v + more and more + adj.
Ex: 
My wife is more and more beatiful.
My work is harder and harder.

* Cặp tính tường khác nhau
- Chỉ khi hai sự vật hoặc sự việc thay đổi cùng cấp độ.
The + comparative + S1 + V1, the + comparative +  S1 +V1

Ex:  
The more difficult the task is, the sweeter it is to succeed.

* All the better : Càng tốt hơn
Ex: My wife is beautiful. I love her all the better when she feed the dog.

* Not.. any the comparative: chẳng hơn tí nào
Ex: He didn't any the more smart for hard examines.

* Not the comparative: chả khá hơn chút nào
Ex: He explained that but I was still none the more understand.

Note:

Adj	So sánh hơn	So sánh nhất
good/well	better	best
bad	worse	worst
little (amount)	less	least
little (size)	smaller	smallest
much / many	more	most
far (place + time)	further	furthest
far (place)	farther	farthest
late (time)	later	latest
near (place)	nearer	nearest
old (people and things)	older/elder	oldest/eldest

References:
https://www.dolenglish.vn/ielts-library/blogs/cau-truc-cang-cang
https://tienganhtflat.com/tatrunghoc/ngu-phap-so-sanh-kep