Step 1: SUCCESS! With the key '思' you have just found 3 Chinese characters! They are . TOO MUCH? Click another black key from your Chinese character -- OR 'S' to get the current result: 思
S

Tap the next key above! Or explorer the Chinese characters that have been just found (long Chinese words with the characters -- or click their pinyin):
 

SI1
to think, to consider

BEI4
exhausted

SAI1
gills, lower part of cheeks