Talvez deva tentar algumas variações de ortografia:
dental serve » dental nerve (Expandir a Pesquisa), dental service (Expandir a Pesquisa), dental survey (Expandir a Pesquisa)
recent serve » recent nerve (Expandir a Pesquisa), recent service (Expandir a Pesquisa), recent series (Expandir a Pesquisa)
serve system » server system (Expandir a Pesquisa), nerve system (Expandir a Pesquisa), servo system (Expandir a Pesquisa)
mental serve » mental nerve (Expandir a Pesquisa), mental survey (Expandir a Pesquisa), mental nerves (Expandir a Pesquisa)
serve cyst » nerve cyst (Expandir a Pesquisa)
system dcs » system dcus (Expandir a Pesquisa), system sdcs (Expandir a Pesquisa), system des (Expandir a Pesquisa)
j recent » j redett (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa)
j dental » j dent (Expandir a Pesquisa), j delta (Expandir a Pesquisa), j deal (Expandir a Pesquisa)
j mental » j mengual (Expandir a Pesquisa), j mena (Expandir a Pesquisa), j mehta (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 recent serve cyst dis ) or ((( j dental serve system dcs ) or ( j mental serve system dcs ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j recent serve cyst dis ) OR ((( j dental serve system dcs ) OR ( j mental serve system dcs )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j recent serve cyst dis ) or ((( j dental serve system dcs ) or ( j mental serve system dcs ))))*.