Which funds can replace FSMOX?

Which mutual funds can replace FSMOX?

Which mutual funds can replace FSMOX? ranked by return similarity
Rank	Ticker	Fund	Return similarity
1	FHPFX	Fidelity Series Investment Grade Securitized Fund	99.5%
2	FMGAX	Fidelity Advisor Mortgage Securities Fund - Class A	99.4%
3	BRAMX	BlackRock Allocation Target Shares Mortgage Total Return Series	99.2%
4	VMBSX	Vanguard Mortgage-Backed Securities Index Fund Admiral Shares	99.2%
5	GGIRX	Goldman Sachs U.S. Mortgages Fund Investor Shares	99.2%
6	FICMX	Federated Hermes Government Income Fund Institutional Shares	99.2%
7	VKMGX	Invesco Quality Income Fund Class A	99.2%
8	FGMNX	Fidelity GNMA Fund	99.1%
9	ACASX	RBC BlueBay Access Capital Community Investment Fund Class A	99.1%
10	FMBPX	Federated Hermes Mortgage Strategy Portfolio	99.1%
11	BGNMX	American Century Ginnie Mae Fund Investor Class	98.9%
12	CMPGX	Principal Government & High Quality Bond Fund Class A	98.9%
13	MWTNX	TCW MetWest Total Return Bond Fund Administrative Class	98.9%
14	FUSGX	Federated Hermes Fund for U.S. Government Securities Class A shares	98.9%
15	BIAZX	Brown Advisory Mortgage Securities Fund Investor Shares	98.8%
16	PRGMX	T. Rowe Price GNMA Fund	98.8%
17	TGCPX	TCW Core Fixed Income Fund Class Plan	98.8%
18	PYGNX	Payden GNMA Fund Investor Class	98.6%
19	CPTNX	American Century Government Bond Fund Investor Class	98.6%
20	VFIIX	Vanguard GNMA Fund Investor Shares	98.6%