Perhaps you should try some spelling variations:
"complementary and alternative splicing" » "commentary and alternative splicing" (Expand Search), "complementary and alternative splitting" (Expand Search), "complementary and alternative pricing" (Expand Search), "complementary and alternative spacing" (Expand Search)
"complementary and alternative media" » "commentary and alternative media" (Expand Search)

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

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