Perhaps you should try some spelling variations:
yihan guan » yan guan
gan guan » yan guan, quan guan, fan guon
3.2 long » 3.2 land
tuan hua » tuan vu, yuan hui
tan hua » wang hua, tan chia, tan puay
yi yang » yin yang, yi gang, yu yang
long do » long d, long du, longer do
h yang » _ yang, hui yang

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((gan guan) or (yihan guan)) ((tan hua) or (tuan hua)) ((yi yang) or (h yang)) 3.2 long do ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((gan guan) OR (yihan guan)) ((tan hua) OR (tuan hua)) ((yi yang) OR (h yang)) 3.2 long do ;.
• Adding a wildcard symbol may retrieve word variants: ((gan guan) or (yihan guan)) ((tan hua) or (tuan hua)) ((yi yang) or (h yang)) 3.2 long do ;*.