Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gen dan hoat snippets" » "gen van hoa snippets", "gen dan hoc snippets", "gen danh hoa snippets", "nen dan hoat snippets", "gian dan hoat snippets", "dien 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: (((("gen 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: (((("gen dan hoat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gen dan hoat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gen dan hoat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.