Boolean: +counting +examples (20,300,000), "counting examples" (2,420), "examples counting" (1,130),
Boolean: remote OR sensing (856,000,000), +remote +sensing (23,700,000), "remote sensing" (22,900,000), "sensing remote" (153,000),
Boolean: when OR green (10,600,000,000), +when +green (1,360,000,000), "when green" (1,150,000), "green when" (3,590,000),
Boolean: gis OR software (3,810,000,000), +gis +software (29,200,000), "gis software" (3,830,000), "software gis" (254,000),
Boolean: compare OR prices (5,150,000,000), +compare +prices (2,190,000,000), "compare prices" (1,500,000,000), "prices compare" (78,500,000),
Boolean: cell OR phone (6,810,000,000), +cell +phone (667,000,000), "cell phone" (462,000,000), "phone cell" (8,560,000),
Boolean: cell OR phones (2,410,000,000), +cell +phones (944,000,000), "cell phones" (869,000,000), "phones cell" (10,700,000),
Boolean: cells OR phone (5,980,000,000), +cells +phone (55,000,000), "cells phone" (50,100), "phone cells" (20,800),
Boolean: cells OR phones (1,810,000,000), +cells +phones (18,300,000), "cell phones" (869,000,000), "phone cells" (20,800),
Boolean: +cell +cells +phone +phones (7,920,000), +cell +cells +phone -phones (21,300,000), +cell +cells -phone +phones (5,800,000), +cell +cells -phone -phones (140,000,000), +cell -cells +phone +phones (258,000,000), +cell -cells +phone -phones (381,000,000), +cell -cells -phone +phones (673,000,000), +cell -cells -phone -phones (443,000,000),
Cell ~ 1.930020 B
Boolean: cell (1,940,000,000), cells (372,000,000), phone (5,810,000,000), phones (1,460,000,000),
Boolean: cell OR cells (2,110,000,000), cell OR phone (6,810,000,000), cell OR phones (2,410,000,000), cells OR phone (5,980,000,000), cells OR phones (1,810,000,000), phone OR phones (6,590,000,000), cell OR cells OR phone (7,020,000,000), cell OR cells OR phones (2,570,000,000), cell OR phone OR phones (7,100,000,000), cells OR phone OR phone (5,980,000,000), cell OR cells OR phone OR phones (7,080,000,000),
Boolean: (cell OR cells OR phone OR phones) -cell (5,400,000,000), (cell OR cells OR phone OR phones) -cells (6,640,000,000), (cell OR cells OR phone OR phones) -phone (1,690,000,000), (cell OR cells OR phone OR phones) -phones (5,780,000,000),
cell = 1680, cells = 440, phone = 5390, phones = 1300
The counts are not internally consistent. Probably the results estimation routines are not very good. It seems there could be different parsers at different times, or different versions of parsers running at the same time over different portions of the web.