Not / But vs. Rather than

Compare to

vs.

Compare with

More / Less ..... than

So ........ As to

Split Infinitive

Each Other

vs.

One Another

Whether vs. if

Because

vs.

Because of

vs.

Due to

Greater

vs.

More

Rather than

vs.

Instead of

The reason X is Y

AND

Y is because X

made possible ___

CONJUNCTION

Though there exist

PREPOSITION

despite the existence of

SO.....THAT.......

merge ... with

COMPARISON

more common ...... than ......

COMPARISON

Mistook X for Y

COMPARISON

Distinguish between X and Y

Not X but Y

No prepositional phrase comes after "to research"

'Combination of X and Y'.

Not X, but Y

OR

Not X, but rather Y

in isolation from

OR

isolated from

As much X as Y

The rate is less than half

OR

The rate is less than 50%

X is likely that X will do

OR

X is likely to do…

equally…as.....

OR

as…as.....

'so' and 'in order to' are redundant together

'but instead' is a correct idiom

Not only X but Y

Is this correct idiom?