Perhaps you should try some spelling variations:
lang planning » land planning, plans planning, range planning
planning data » planning a
german gender » german lander, germany under, german border
human gender » bhutan gender, human gene, human genome
time shang » time shaping, time change, time shake
bias time » bias die, das time, his time
shang hai » shang kai, dang hai, chang ha

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: lang planning data ((human gender) OR (german gender)) bias time shang hai ;~.
• Adding a wildcard symbol may retrieve word variants: lang planning data ((human gender) or (german gender)) bias time shang hai ;*.