Talvez deva tentar algumas variações de ortografia:
compsany yeast » company year (Expandir a Pesquisa)
state complex » stable complex (Expandir a Pesquisa), state complexity (Expandir a Pesquisa), sulfate complex (Expandir a Pesquisa)
complex cao » complex can (Expandir a Pesquisa), complex ca (Expandir a Pesquisa), complex cad (Expandir a Pesquisa)
hemp seeds » hemp seed (Expandir a Pesquisa)
seeds new » needs new (Expandir a Pesquisa), seeds nw (Expandir a Pesquisa), breeds new (Expandir a Pesquisa)
23 state » 23 states (Expandir a Pesquisa), 3 state (Expandir a Pesquisa), 23 stat (Expandir a Pesquisa)
cao ngoc » bao ngoc (Expandir a Pesquisa), ha ngoc (Expandir a Pesquisa), ngo ngoc (Expandir a Pesquisa)
0.9 nacl » 3.5 nacl (Expandir a Pesquisa)
yeast n » yeast _ (Expandir a Pesquisa), yeast a (Expandir a Pesquisa), yeast 2 (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 hemp seeds new ) or ((( 23 state complex cao ngoc ) or ( 0.9 nacl compsany yeast n ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l hemp seeds new ) OR ((( 23 state complex cao ngoc ) OR ( 0.9 nacl compsany yeast n )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l hemp seeds new ) or ((( 23 state complex cao ngoc ) or ( 0.9 nacl compsany yeast n ))))*.