Perhaps you should try some spelling variations:
clean » lean, clear, crean
apland » ipland, aplandd, apaland, apleand
calculan » calcular, calcula, calcularon, calculand, calcualan, calculean
lan » land, alan, lean
plan » pland, palan, plean
plandas » planddas, palandas, pleandas, plantas, planas, blandas
can » cano, cana
clar » clara, claro, clark

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((((((clean OR apland) OR cpplean) OR calculan) OR lan) OR plan) OR can) OR clar) OR plandas).~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((((clean OR apland) OR cpplean) OR calculan) OR lan) OR plan) OR can) OR clar) OR plandas).*".