Perhaps you should try some spelling variations:
"nepal regional integration services" » "nepal regional integrating services", "nepal regional integrated services", "nepal regional insemination services", "general regional integration services", "mena regional integration services", "rural regional integration services"
"nepal total irrigation services" » "nepal total irrigation service", "nepal total navigation services", "nepal total sanitation services", "nepal local irrigation services", "nepal canal irrigation services", "nepal solar irrigation services", "nepal social irrigation services"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("nepal regional integration services") OR ("nepal total irrigation services"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"nepal regional integration services\") OR (\"nepal total irrigation services\"))".
• Removing quotes may allow a broader search: (( nepal regional integration services ) OR ( nepal total irrigation services )).
• Adding a wildcard symbol may retrieve word variants: (("nepal regional integration services") OR ("nepal total irrigation services"))*.