Talvez deva tentar algumas variações de ortografia:
methods complex » methods coupled (Expandir a Pesquisa), methods compared (Expandir a Pesquisa), methods computer (Expandir a Pesquisa)
complex tail » complex trait (Expandir a Pesquisa), complex task (Expandir a Pesquisa), complex thin (Expandir a Pesquisa)
carlos kosek » carlos kose (Expandir a Pesquisa), carlos kosera (Expandir a Pesquisa), carlos jose (Expandir a Pesquisa)
r5 methods » 5 methods (Expandir a Pesquisa), 15 methods (Expandir a Pesquisa), r5 method (Expandir a Pesquisa)
ph carlos » h carlos (Expandir a Pesquisa), pech carlos (Expandir a Pesquisa), ph carbon (Expandir a Pesquisa)
tail non » trail non (Expandir a Pesquisa), tailed non (Expandir a Pesquisa), tail bond (Expandir a Pesquisa)
combs c » combs _ (Expandir a Pesquisa)
nacl ph » nacl h (Expandir a Pesquisa)
c none » c nones (Expandir a Pesquisa), c noone (Expandir a Pesquisa), _ none (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 _ combs c none ) or ((( r5 methods complex tail non ) or ( 3.5 nacl ph carlos kosek ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j _ combs c none ) OR ((( r5 methods complex tail non ) OR ( 3.5 nacl ph carlos kosek )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j _ combs c none ) or ((( r5 methods complex tail non ) or ( 3.5 nacl ph carlos kosek ))))*.