Perhaps you should try some spelling variations:
cronicas alemanas » cronicas americanas, cronicas argelinas, cronicas italianas
cronica mexicana » botanica mexicana, prensa mexicana
medicas general » medical general, medica general, medico general
alemanas de » alemana de, alemania de, alemana del
de medicas » de medidas, de medicos, de medias

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( cronicas alemanas de medicina interna ; ) OR ( cronica mexicana de medicas general ; ))~".
• Adding a wildcard symbol may retrieve word variants: (( cronicas alemanas de medicina interna ; ) OR ( cronica mexicana de medicas general ; ))*.