- both ... and: e.g., We'll have both the cheesecake and the chocolate cake.
- either ... or: e.g., I want either the cheesecake or the chocolate cake.
- hardly ... when: e.g., I hardly believed when he canceled the surgery.
- if ... then: e.g., If so, then if Fretilin takes part in the approval of an Amnesty Law.
- just as ... so: e.g., Just as the body needs regular exercise, so too an engine needs to be run at regular intervals.
- neither ... nor: e.g., Neither I nor the man are carrying an umbrella.
- not ... but: e.g., I see you're in the mood not for desserts but appetizers. I'll help you with those, too.
- not only ... but also: e.g., I'll eat them both - not only the cheesecake but also the chocolate cake.
- scarcely ... when: e.g., I had scarcely walked in the door when I got an urgent call and had to run right back out again.
- what with ... and: e.g., Just going to work can be a trial, what with traffic and fickle public transport.
- whether ... or: e.g., I didn't know whether you'd want the cheesecake or the chocolate cake, so I got both.
- as ... as: e.g., Bowling isn't as fun as skeet shooting.
- no sooner ... than: e.g., I'd no sooner lie to you than strangle a puppy.
- rather ... than: e.g., She'd rather play the drums than sing.
- as many ... as: e.g., There are as many curtains as there are windows.
- such ... that: e.g., Such was the nature of their volatile relationship that they never would have made it even if they'd wanted to.
Sources: englishexperts, yourdictionary.