Query	# Matches	Reasons
+Atlantis	~250,000	The final search shows only what? and excludes what?
+Atlantis -shuttle
+Atlantis -shuttle +continent
+Atlantis -shuttle +continent -film -movie
mushrooms		The second one has more hits because...
mushroom*
surf*		The second one has fewer hits because...
surf* -surface*
San Diego		These are the same because...
"San Diego"
merits of laziness		These are different because...
"merits of laziness"
Octopus
octopus
WebQuest		The search that finds the most sites is... because?
+webquest
+webquest*
link:http://www.wheatlandhigh.org
link:www.wheatlandhigh.org
frog*		The sites found in the second search are...
title:frog*
webquest		The sites found in the second search are...
title:webquest