Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kien van cau snippets" » "dien van cau snippets", "kien va cau snippets", "kieu van cau snippets", "kien van dau snippets", "kien van hau snippets", "kien van chat 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: (((("kien van cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kien van cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kien van cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kien van cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.