Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ngoc lan cuc snippets" » "ngoc tuan cuc snippets", "nuoc luan cuc snippets", "ngoc anh cuc snippets", "ngoc van cuc snippets", "ngoc lang cua snippets", "ngoc long cuc 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: (((("ngoc lan cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ngoc lan cuc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ngoc lan cuc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ngoc lan cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.