Perhaps you should try some spelling variations:
autores esther » amoros esther, interes esther
esther caras » esther vargas, esther barbe, esther maria
medicion de » medicina de
caras para » cartas para, claras para, cajas para
de campo » de cambio, el campo
lago paz » la paz, lago la, lago mas
campo e » campo de, campo en, campo el
e lago » el lago, de lago, e lano

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( medicion de campo e lago paz ; ) OR ( edicion de autores esther caras para ; ))~.
• Adding a wildcard symbol may retrieve word variants: (( medicion de campo e lago paz ; ) or ( edicion de autores esther caras para ; ))*.