Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doc va so snippets" » "duoc va so snippets", "hoc va so snippets", "duc va so snippets", "doc ma so snippets", "doc va su snippets", "doc va co snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

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