| DELAWARE CORPORATE BOND FUND | CLASS A | DGCAX | — |
| DELAWARE CORPORATE BOND FUND | CLASS B | DGCBX | — |
| DELAWARE CORPORATE BOND FUND | CLASS C | DGCCX | — |
| DELAWARE CORPORATE BOND FUND | CLASS R | DGCRX | — |
| DELAWARE CORPORATE BOND FUND | INSTITUTIONAL CLASS | DGCIX | — |
| DELAWARE EXTENDED DURATION BOND FUND | CLASS A | DEEAX | — |
| DELAWARE EXTENDED DURATION BOND FUND | CLASS B | DEEBX | — |
| DELAWARE EXTENDED DURATION BOND FUND | CLASS C | DEECX | — |
| DELAWARE EXTENDED DURATION BOND FUND | CLASS R | DEERX | — |
| DELAWARE EXTENDED DURATION BOND FUND | INSTITUTIONAL CLASS | DEEIX | — |
| DELAWARE HIGH-YIELD OPPORTUNITIES FUND | CLASS A | DHOAX | — |
| DELAWARE HIGH-YIELD OPPORTUNITIES FUND | CLASS B | DHOBX | — |
| DELAWARE HIGH-YIELD OPPORTUNITIES FUND | CLASS C | DHOCX | — |
| DELAWARE HIGH-YIELD OPPORTUNITIES FUND | CLASS R | DHIRX | — |
| DELAWARE HIGH-YIELD OPPORTUNITIES FUND | INSTITUTIONAL CLASS | DHOIX | — |
| Delaware Core Bond Fund | Class A | — | — |
| Delaware Core Bond Fund | Class C | — | — |
| Delaware Core Bond Fund | Class R | — | — |
| Delaware Core Bond Fund | Institutional Class | — | — |
| Delaware Diversified Floating Rate Fund | Class A | DDFAX | — |
| Delaware Diversified Floating Rate Fund | Class C | DDFCX | — |
| Delaware Diversified Floating Rate Fund | Class R | DDFFX | — |
| Delaware Diversified Floating Rate Fund | Institutional Class | DDFLX | — |