Perhaps you should try some spelling variations:
de documentation » de documentacion, _ documentation, a documentation
documentation 2 » documentation _, documentation a, documentation 1
scans using » beans using, plans using, chains using
scale using » scale fishing, scale testing, cattle using
scar using » car using, sugar using, scads using
2 curtan » _ curtain, _ cartan, _ curtin

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((scar using) or (scans using))) or (scale using)) de documentation 2 curtan-metragem~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((scar using) OR (scans using))) OR (scale using)) de documentation 2 curtan-metragem.
• Adding a wildcard symbol may retrieve word variants: ((((scar using) or (scans using))) or (scale using)) de documentation 2 curtan-metragem*.