Talvez deva tentar algumas variações de ortografia:
collet ligand » pollen ligand (Expandir a Pesquisa), covalent ligand (Expandir a Pesquisa), bullet ligands (Expandir a Pesquisa)
snail complex » snail1 complex (Expandir a Pesquisa), snails complex (Expandir a Pesquisa), nail complex (Expandir a Pesquisa)
complex tran » complex trans (Expandir a Pesquisa), complex than (Expandir a Pesquisa), complex trait (Expandir a Pesquisa)
nacl company » nail company (Expandir a Pesquisa), rail company (Expandir a Pesquisa), parcel company (Expandir a Pesquisa)
company cars » company car (Expandir a Pesquisa), company carlos (Expandir a Pesquisa), company case (Expandir a Pesquisa)
ligand null » ligand all (Expandir a Pesquisa), ligand nutlin (Expandir a Pesquisa), ligand newly (Expandir a Pesquisa)
l collet » _ collet (Expandir a Pesquisa), c collet (Expandir a Pesquisa), l cole (Expandir a Pesquisa)
tran ngo » tran ngoc (Expandir a Pesquisa), tran ngon (Expandir a Pesquisa), trang ngo (Expandir a Pesquisa)
3.5 nacl » 0.9 nacl (Expandir a Pesquisa), 3 nacl (Expandir a Pesquisa)
cars now » care now (Expandir a Pesquisa), cars how (Expandir a Pesquisa), cars new (Expandir a Pesquisa)
5 snail » _ snail (Expandir a Pesquisa), a snail (Expandir a Pesquisa), b snail (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 collet ligand null ) or ((( 5 snail complex tran ngo ) or ( 3.5 nacl company cars now ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l collet ligand null ) OR ((( 5 snail complex tran ngo ) OR ( 3.5 nacl company cars now )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l collet ligand null ) or ((( 5 snail complex tran ngo ) or ( 3.5 nacl company cars now ))))*.