Perhaps you should try some spelling variations:
technical experts » technical expertise
rice fertiliser » rich fertilizer, hi fertiliser, isp fertiliser
bio fertilizer » bio fertilizers, from fertilizer, rich fertilizer
use assessment » user assessment, dose assessment, jure assessment
assessment ii » assessment 1, assessment 3, assessment 16
ii technical » iii technical, i technical, vi technical

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((rice fertiliser) or (bio fertilizer)) use assessment ii technical experts.~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((rice fertiliser) OR (bio fertilizer)) use assessment ii technical experts..
• Adding a wildcard symbol may retrieve word variants: ((rice fertiliser) or (bio fertilizer)) use assessment ii technical experts.*.