| 哪 | nǎ | how; which |
| na | (particle equivalent to 啊 after noun ending in -n) | |
| něi | which? (interrogative, followed by classifier or numeral-classifier) | |
| 有 | yǒu | to have; there is; there are; to exist; to be |
| 防 | fáng | to protect; to defend; to guard against; to prevent |
| 破解 | pò jiě | to break (a bond, constraint etc); to explain; to unravel; to decipher; to decode |