"some of such" is a correct and usable phrase in written English.
You can use it when you want to refer to something that has been previously mentioned. For example, "There are many different types of birds, and some of such birds have very unique plumage."
Some of such couples face difficulties when their actions later come to light.
This chapter explains some of such Japanese management terms for the benefit of the young engineers.
Some of such fields are located in the southwest (Dezful embayment) of Iran.
Some of such solutions are positive, bounded from above, and monotone in both space and time.
Some of such coverage is culturally obsolescent or of low structural quality.
Indeed, some of such mRNAs with long leaders contain internal ribosome entry sites which can bind ribosomes directly.
Some of such derivatives showed also high pro-apoptotic (5i and 5l) and/or cytodifferentiating (5d, 5i, and 5o) properties in a human leukemia cell line (U937).
Podemos is distancing itself from some of such nuttier stuff, but the political programme it is drawing up will still be far to the left of the Socialists.
Some of such strategies consider pursuing authenticity rather than (compromised) sincerity, while others are desperately seeking a new locus for the poetic voice which can be trusted not only by others but also by the speaker him- or herself.
With an old Rolleiflex, the gift of Wilhelm Schacht, curator of Munich's botanic garden, she built up a library of 50,000 transparencies of plant portraits, and some of such gardeners as Margery Fish, David Shackleton and Vita Sackville-West.
Some of such constraints are obtained in the manuscript.
