Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gian nam hon snippets" » "gian cam hon snippets", "gian nan hon snippets", "gian tam hon snippets", "gian nam chon snippets", "gian nam hoi 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: (((("gian nam hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gian nam hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian nam hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian nam hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.