Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"danh ban co snippets" » "doanh ban co snippets", "danh bat co snippets", "danh bac co snippets", "danh ban do snippets", "danh san co 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: (((("danh ban co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("danh ban co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( danh ban co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("danh ban co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.