Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoang ho cua snippets" » "hoang hao cua snippets", "hoang hoa cua snippets", "hoang hon cua snippets", "hoang hoc cua snippets", "hoang hoi 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: (((("hoang ho 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: (((("hoang ho cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoang ho cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoang ho cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.