but also – phrases

Terms for subject Mathematics containing but also | all forms | in specified order only

English	Russian
not only... but also	не только ... но и
the binary numeration system has the advantage of having only two digit symbols but it also has a disadvantage of using many more digits	обладать преимуществом (недостатком)
these quasilinear equations take the general form of 1 or 2, but have coefficients which are also functions of x	общего вида