Which funds can replace TSBLX?

Which mutual funds can replace TSBLX?

Which mutual funds can replace TSBLX? ranked by return similarity
Rank	Ticker	Fund	Return similarity
1	SSAFX	State Street Aggregate Bond Index Portfolio	99.7%
2	TBIAX	Nuveen Bond Index Fund I Class	99.7%
3	SSFCX	State Street Aggregate Bond Index Fund Class A	99.7%
4	MXBIX	Empower Bond Index Fund Investor Class	99.6%
5	GBIAX	Nationwide Bond Index Fund Class A	99.6%
6	FXNAX	Fidelity U.S. Bond Index Fund	99.6%
7	VBMFX	Vanguard Total Bond Market Index Fund Investor Shares	99.6%
8	WFBIX	iShares U.S. Aggregate Bond Index Fund Class K	99.6%
9	MBFAX	Allspring Core Bond Fund - Class A	99.6%
10	FIFZX	Fidelity Series Bond Index Fund	99.6%
11	BBTBX	Bridge Builder Core Bond Fund	99.6%
12	DBMIX	BNY Mellon Bond Market Index Fund - Investor Shares	99.5%
13	JHCDX	John Hancock Funds II Core Bond Fund Class NAV	99.5%
14	PBIJX	Principal Bond Market Index Fund Class J	99.5%
15	ILUAX	Voya U.S. Bond Index Portfolio Class A	99.5%
16	FIBUX	Fidelity Flex U.S. Bond Index Fund	99.5%
17	FNDSX	Fidelity Sustainability Bond Index Fund	99.5%
18	SWAGX	Schwab U.S. Aggregate Bond Index Fund	99.5%
19	NOBOX	Northern Bond Index Fund	99.5%
20	VTBIX	Vanguard Total Bond Market II Index Fund Investor Shares	99.5%