Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bach hue cau snippets" » "bach chua cau snippets", "bach hien cau snippets", "sach hue cau snippets", "cach hue cau snippets", "bac hue 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: (((("bach hue 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: (((("bach hue cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bach hue cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bach hue cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.