Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hang nam noi snippets" » "hoang nam noi snippets", "dang nam noi snippets", "hanh nam noi snippets", "hang nam hoi snippets", "hang nam doi snippets", "hang nam nhin 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: (((("hang nam noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang nam noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hang nam noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang nam noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.