Perhaps you should try some spelling variations:
from planning » term planning, program planning
dam planning » term planning, land planning, 2 planning
chain china » spain china, chain change, chain coping
china apps » china aids, china als, china aus
apps using » maps using, tnps using, apps testing
using tik » using ti, using time, using task
tung xuan » truong xuan
long han » long chain, long thanh, long haul

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: ((from planning) OR (dam planning)) chain china apps using tik ((tung xuan) OR (long han)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((from planning) OR (dam planning)) chain china apps using tik ((tung xuan) or (long han)) ;~".
• Adding a wildcard symbol may retrieve word variants: ((from planning) OR (dam planning)) chain china apps using tik ((tung xuan) or (long han)) ;*.