Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gui dan hoat snippets" » "gui van hoa snippets", "gui dan hoc snippets", "gui danh hoa snippets", "gai dan hoat snippets", "nguoi dan hoat snippets", "cuoi dan hoat 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: (((("gui dan hoat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gui dan hoat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gui dan hoat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gui dan hoat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.