FYI, my level 25 team have 10 pairs of matches separated by about 3 hours
maybe you have the disadvantage, playing from Asia, to confront many European managers ?
Before the new league draw, you could manipulate your league draw, making same lv friends from the same region.
I always avoided friendship from people of America or Asia (far East).

stocking packs means for a 35T player that tanking a season is a must to get a good amount of pack's
A 35T if want to be competitive some time , tanking is the only way - unless it goes only for the league and whatever 'll come.