Here are some themes I really enjoy shooting:

Creative beauty, editorial, portraits
Emotive portraits, raw, expressive styles
Fashion (casual chic, boho, glam rock, etc.)
Androgynous, tomboy
Avant-garde fashion and fashion nudes
Film noir, Hollywood era, Femme fatale
Experimental, weird, quirky, surrealism
Underwater, otherwordly and ethereal
Fantasy, Asian myths and legends
Hommage to Vietnamese culture
Sculptural studio nudes, abstracts or geometric forms, bodyscapes
Human form in the landscape, drone
Dance (contemporary, K-Pop, flamenco, etc.)
Collaborative photoshoots in duo/group
Or even with animals !
Artistic shibari