Perhaps you should try some spelling variations:
"1998 brazilian central reflection" » "1998 brazilian general reflection", "1998 brazilian general reflections", "1998 brazilian cultural reflection", "1998 brazilian scenario reflection", "1998 brazilian cerrado reflection", "1998 brazilian context reflection", "19th brazilian central reflection", "12th brazilian central reflection", "16th brazilian central reflection"
"18 brazilian central election" » "18 brazilian scenario election", "18 brazilian cerrado election", "18 brazilian context election", "18 brazilian central electron", "18 brazilian general election", "18 brazilian central resections", "1 brazilian central election", "13 brazilian central election", "10 brazilian central election"
"18 brazilian federal election" » "18 brazilian general election", "18 brazilian general elections", "1 brazilian federal election", "13 brazilian federal election", "10 brazilian federal election"

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: (((("18 brazilian central election") OR ("18 brazilian federal election"))) OR ("1998 brazilian central reflection")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"18 brazilian central election\") OR (\"18 brazilian federal election\"))) or (\"1998 brazilian central reflection\"))".
• Removing quotes may allow a broader search: (((( 18 brazilian central election ) OR ( 18 brazilian federal election ))) or ( 1998 brazilian central reflection )).
• Adding a wildcard symbol may retrieve word variants: (((("18 brazilian central election") OR ("18 brazilian federal election"))) or ("1998 brazilian central reflection"))*.