Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"case ton duc snippets" » "cape town duc snippets", "case tran duc snippets", "case tong cuc snippets", "case tinh duc snippets", "case ton duc slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("case ton duc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("case ton duc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( case ton duc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("case ton duc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.