Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doc vi cac snippets" » "hoc vi cac snippets", "don vi cac snippets", "doc va cac snippets", "doc voi cac snippets", "doc vai cac 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 vi cac 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 vi cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doc vi cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doc vi cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.