Perhaps you should try some spelling variations:
"dong bac ham slippers" » "dong bac ham slices", "dong bang ham slippers", "dong luc ham slippers", "dong hoc ham slippers", "dong bac ha slippers", "dong ba ham slippers", "dong ban ham slippers"
"python using java snippets" » "python using data snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dong bac ham slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong bac ham slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong bac ham slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong bac ham slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.