Talvez deva tentar algumas variações de ortografia:
compositae when » composite when (Expandir a Pesquisa), compositae en (Expandir a Pesquisa), composition when (Expandir a Pesquisa)
methyl complex » metal complex (Expandir a Pesquisa), method complex (Expandir a Pesquisa), methylase complex (Expandir a Pesquisa)
l compositae » _ compositae (Expandir a Pesquisa), dc compositae (Expandir a Pesquisa), de compositae (Expandir a Pesquisa)
complex head » complex heat (Expandir a Pesquisa), complex heart (Expandir a Pesquisa), complex has (Expandir a Pesquisa)
campos nora » campos mora (Expandir a Pesquisa), campos na (Expandir a Pesquisa), camp nora (Expandir a Pesquisa)
head ngoc » ha ngoc (Expandir a Pesquisa), hai ngoc (Expandir a Pesquisa), hoan ngoc (Expandir a Pesquisa)
when new » when non (Expandir a Pesquisa)
7.5 nucl » 7.5 nacl (Expandir a Pesquisa)
nucl a » nucle ar (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Performing a fuzzy search may retrieve terms with similar spellings: (( j l compositae when new ) or ((( 5 methyl complex head ngoc ) or ( 7.5 nucl a campos nora ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l compositae when new ) OR ((( 5 methyl complex head ngoc ) OR ( 7.5 nucl a campos nora )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l compositae when new ) or ((( 5 methyl complex head ngoc ) or ( 7.5 nucl a campos nora ))))*.