Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hanh cuu cua snippets" » "hanh cua cua snippets", "nhanh cau cua snippets", "nhanh cuc cua snippets", "hanh cau cua snippets", "hanh cu cua snippets", "hanh chu cua 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: (((("hanh cuu cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh cuu cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh cuu cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh cuu cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.