Talvez deva tentar algumas variações de ortografia:
cranial shape » cranial base (Expandir a Pesquisa), facial shape (Expandir a Pesquisa)
mrnas serves » rnas serve (Expandir a Pesquisa), mrna serve (Expandir a Pesquisa), mrnas nerve (Expandir a Pesquisa)
serves salt » series salts (Expandir a Pesquisa)
benzo serve » benzo serena (Expandir a Pesquisa)
salt diets » salt diet (Expandir a Pesquisa), fat diets (Expandir a Pesquisa)
serve salt » service sale (Expandir a Pesquisa)
i cranial » _ cranial (Expandir a Pesquisa), a cranial (Expandir a Pesquisa), vii cranial (Expandir a Pesquisa)
shape can » shape a (Expandir a Pesquisa), shape change (Expandir a Pesquisa), shaped canal (Expandir a Pesquisa)
a mrnas » _ mrnas (Expandir a Pesquisa), a mrna (Expandir a Pesquisa), 1 mrnas (Expandir a Pesquisa)
can dcs » can tdcs (Expandir a Pesquisa), can dce (Expandir a Pesquisa), can dags (Expandir a Pesquisa)
j benzo » j bento (Expandir a Pesquisa), j benito (Expandir a Pesquisa), j benton (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( a mrnas serves salt diets ) OR ( i cranial shape can dcs ))) OR ( j benzo serve salt diets ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( a mrnas serves salt diets ) or ( i cranial shape can dcs ))) or ( j benzo serve salt diets ))*.