Perhaps you should try some spelling variations:
"modelos matematicas de bellas artes ;" » "modelos matematicos de bellas artes ;", "modelo matematico de bellas artes ;", "del matematicas de bellas artes ;", "modelos matematica de bellas artes ;", "modelos matematicas en bellas artes ;", "modelos matematicas y bellas artes ;", "modelos matematicas de las artes ;"
"cuaderno tematico en bellas artes ;" » "cuadernos tematicos en bellas artes ;", "cuaderno didactico en bellas artes ;", "cuaderno practico en bellas artes ;", "cuaderno tematico en las artes ;", "cuaderno matematico en bellas artes ;", "cuaderno tematicos el bellas artes ;", "cuaderno tematico y bellas artes ;", "cuaderno tematico en botellas artes ;", "cuaderno tematico en bolsas artes ;"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("modelos matematicas de bellas artes ;") or ("cuaderno tematico en bellas artes ;"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("modelos matematicas de bellas artes ;") OR ("cuaderno tematico en bellas artes ;"))*.
• Removing quotes may allow a broader search: (( modelos matematicas de bellas artes ; ) or ( cuaderno tematico en bellas artes ; ))*.