Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"son chua cau snippets" » "con chua cau snippets", "cong chua cau snippets", "sua chua cau snippets", "son chua cu snippets", "son chua dau snippets", "son cua cau 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: (((("son chua 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: (((("son chua cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( son chua cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("son chua cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.