Some tags useful for searching the factbook are as follows:
_@_ the first three characters in each country heading;
for example, _@_Afghanistan
_@_Albania
_@_Algeria
_@_American Samoa
_*_ the first three characters in each section heading;
for example, _*_Geography
_*_People
_*_Government
_*_Economy
_#_ the first three characters in each individual entry;
for example, _#_Total area
_#_Comparative area
_#_Land boundaries
_#_Coastline
_%_ the first three characters in the first line following
the end of a country section or an appendix
_%_