Perhaps you should try some spelling variations:
"plant technologies" » "pnt technologies", "plasma technologies", "smart technologies"
"plasma technology" » "data technology"
"plant technology" » "implant technology", "plant biotechnology", "agent technology"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"plant technology\") OR (\"plasma technology\"))) OR (\"plant technologies\"))".
• Removing quotes may allow a broader search: (((( plant technology ) OR ( plasma technology ))) OR ( plant technologies )).
• Adding a wildcard symbol may retrieve word variants: (((("plant technology") OR ("plasma technology"))) OR ("plant technologies"))*.