| 1 | cosmic microwave background | CMB | 172 | 21 | 2.001793 | 0809.2846,0809.2013,etc |
| 2 | general relativity | GR | 550 | 17 | 2.002166 | 0809.4729,0809.5148,etc |
| 3 | friedmann robertson walker | FRW | 72 | 12 | 1.001976 | 0809.1036,0809.1693,etc |
| 4 | gravitational wave | GW | 459 | 10 | 2.005471 | 0809.0695,0809.1007,etc |
| 5 | equation of state | EOS | 144 | 10 | 1.001434 | 0809.0695,0809.4228,etc |
| 6 | anti de sitter | AdS | 81 | 8 | 2.002018 | 0809.4257,0809.0546,etc |
| 7 | wilkinson microwave anisotropy probe | WMAP | 67 | 7 | 2.002244 | 0809.2846,0809.0623,etc |
| 8 | cosmic microwave background radiation | CMB | 24 | 6 | 1.001807 | 0809.1055,0809.3570,etc |
| 9 | conformal field theory | CFT | 221 | 6 | 2.003791 | 0809.0005,0809.3304,etc |
| 10 | gamma ray burst | GRB | 112 | 5 | 2.009812 | 0809.0657,0809.0695,etc |
| 11 | arnowitt deser misner | ADM | 191 | 5 | 2.003659 | 0809.4008,0809.2208,etc |
| 12 | standard model | SM | 28 | 5 | 1.001355 | 0809.1036,0809.2104,etc |
| 13 | cold dark matter | CDM | 22 | 5 | 1.000513 | 0809.3730,0809.5247,etc |
| 14 | quasinormal mode | QNM | 130 | 4 | 2.002944 | 0809.1004,0809.1602,etc |
| 15 | dirac born infeld | DBI | 115 | 4 | 2.004195 | 0809.2013,0809.2263,etc |
| 16 | signal to noise ratio | SNR | 12 | 4 | 1.000301 | 0809.0695,0809.4708,etc |
| 17 | de sitter | dS | 70 | 4 | 2.002492 | 0809.4257,0809.5247,etc |
| 18 | loop quantum gravity | LQG | 19 | 4 | 2.000561 | 0809.2280,0809.3718,etc |
| 19 | dark matter | DM | 47 | 4 | 2.001649 | 0809.1976,0809.3144,etc |
| 20 | parameterized post newtonian | PPN | 107 | 4 | 2.000487 | 0809.3433,0809.3570,etc |
| 21 | lunar laser ranging | LLR | 44 | 4 | 2.002768 | 0809.3730,0809.3392,etc |
| 22 | dvali gabadadze porrati | DGP | 16 | 4 | 2.001253 | 0809.3730,0809.0464,etc |
| 23 | null energy condition | NEC | 21 | 3 | 2.00056 | 0809.1923,0809.1711,etc |
| 24 | modified newtonian dynamics | MOND | 4 | 3 | 1.000057 | 0809.4729,0809.3847,etc |
| 25 | black hole | BH | 47 | 3 | 1.000591 | 0809.0695,0809.1602,etc |
| 26 | chandrasekhar friedman schutz | CFS | 9 | 3 | 1.000121 | 0809.0695,0809.1602,etc |
| 27 | post newtonian | PN | 42 | 3 | 1.001567 | 0809.3838,0809.2200,etc |
| 28 | friedmann lema^tre robertson walker | FLRW | 27 | 3 | 1.000437 | 0809.1183,0809.3673,etc |
| 29 | dark energy | DE | 9 | 3 | 1.000392 | 0809.5148,0809.3673,etc |
| 30 | markov chain monte carlo | MCMC | 14 | 3 | 1.00082 | 0809.0791,0809.5223,etc |
| 31 | active galactic nucleus | AGN | 5 | 3 | 1.000399 | 0809.0836,0809.0220,etc |
| 32 | generalized chaplygin gas | GCG | 20 | 3 | 1.000798 | 0809.0546,0809.0617,etc |
| 33 | weak equivalence principle | WEP | 17 | 3 | 2.000545 | 0809.1763,0809.3156,etc |
| 34 | einstein hilbert | EH | 10 | 3 | 2.000111 | 0809.1198,0809.3649,etc |