Canada 's Breanne Nicholas is set for her HSBC World Rugby Women 's Sevens Series debut in Sao Paulo .
Fijiana select two teenagers and Australia will be missing their captain Sharni Williams .
Canada 's Breanne Nicholas is set for her HSBC World Rugby Women 's Sevens Series debut in Sao Paulo , while Fijiana select two teenagers and Australia will be missing their captain Sharni Williams .