(to be searched) parameter defines advanced search parameters that aren't possible in the regular query field. (e.g., advanced search for patents, dates, news, videos, images, apps, or text contents).
safe
Optional
Parameter defines the level of filtering for adult content. It can be set to active or off, by default Google will blur explicit content.
nfpr
Optional
Parameter defines the exclusion of results from an auto-corrected query when the original query is spelled wrong. It can be set to 1 to exclude these results, or 0 to include them (default). Note that this parameter may not prevent Google from returning results for an auto-corrected query if no other results are available.
filter
Optional
Parameter defines if the filters for 'Similar Results' and 'Omitted Results' are on or off. It can be set to 1 (default) to enable these filters, or 0 to disable these filters.
(to be searched) parameter defines advanced search parameters that aren't possible in the regular query field. (e.g., advanced search for patents, dates, news, videos, images, apps, or text contents).
safe
Optional
Parameter defines the level of filtering for adult content. It can be set to active or off, by default Google will blur explicit content.
nfpr
Optional
Parameter defines the exclusion of results from an auto-corrected query when the original query is spelled wrong. It can be set to 1 to exclude these results, or 0 to include them (default). Note that this parameter may not prevent Google from returning results for an auto-corrected query if no other results are available.
filter
Optional
Parameter defines if the filters for 'Similar Results' and 'Omitted Results' are on or off. It can be set to 1 (default) to enable these filters, or 0 to disable these filters.