Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ngoc tri cuc snippets" » "ngo tri cuc snippets", "nguoi tri cuc snippets", "ngoc hai cuc snippets", "ngoc tai cuc snippets", "ngoc thi cuc snippets", "ngoc tri 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: (((("ngoc tri 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 tri cuc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ngoc tri cuc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ngoc tri cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.