Perhaps you should try some spelling variations:
22historic buildingss » historic building, _ historicbuildings, historical buildings
2.1 conservation » 21 conservation, 11 conservation, 2.1 construction
2f conservation » 20 conservation, 21 conservation, 2.2 conservation
40 conservation » 10 conservation, 20 conservation, 1.10 conservation
30 conservation » 10 conservation, 20 conservation, 3.10 conservation
tiago island » tobago island, sado island, two island
83o tiago » sao tiago
2f cape » 2 cape, 21 cape, off cape
2f sa » 2f a

Try widening your search to All Fields.

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: %((22historic buildingss) OR (historic buildings)) %((((2f conservation) OR (2.1 conservation))) OR (((40 conservation) OR (30 conservation)))) AND restoration %2f cape verde %2f sa%cc%83o tiago island%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((22historic buildingss) or (historic buildings)) %((((2f conservation) OR (2.1 conservation))) or (((40 conservation) or (30 conservation)))) and restoration %2f cape verde %2f sa%cc%83o tiago island%22".
• Adding a wildcard symbol may retrieve word variants: %((22historic buildingss) or (historic buildings)) %((((2f conservation) OR (2.1 conservation))) or (((40 conservation) or (30 conservation)))) and restoration %2f cape verde %2f sa%cc%83o tiago island%22*.