Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
yang guang » yang yang
can child » care child, can build, can china
child yin » child king, child hiv, child did
yan guan » gan guan, yan yuan, yihan guan
yin fang » yin hang, yin yang, chin fang
fang 3.2 » fang 3.3, zwang 3.2, song 3.2
land d » land _, land a, land 2

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: ((yang liang) OR (((yang guang) OR (yan guan)))) can child yin fang 3.2 land d ;~.
• Adding a wildcard symbol may retrieve word variants: ((yang liang) or (((yang guang) or (yan guan)))) can child yin fang 3.2 land d ;*.