Perhaps you should try some spelling variations:
"word basics technical paper" » "word basic technical paper", "word basics techniques paper", "word basic technique paper", "world basic technical paper", "bond basics technical paper", "cord basic technical paper"
"work app technical papers" » "work ntp technical papers", "work 2 technical papers", "work 7 technical papers", "iwork app technical papers", "work a technical papers", "work als technical papers"
"work all technical papers" » "work 2 technical papers", "work a technical papers"

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: (("word basics technical paper") OR ((("work app technical papers") OR ("work all technical papers"))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"word basics technical paper\") or (((\"work app technical papers\") OR (\"work all technical papers\"))))*".
• Removing quotes may allow a broader search: (( word basics technical paper ) or ((( work app technical papers ) OR ( work all technical papers ))))*.