Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang hoa cho snippets" » "dang hoai cho snippets", "dang khoa cho snippets", "dong hoa cho snippets", "dang hoa cheo snippets", "dang hoa co snippets", "dang hoa ho 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: (((("dang hoa cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang hoa cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang hoa cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang hoa cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.