Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoang ha chi snippets" » "hoang hai chi snippets", "hong ha chi snippets", "hoang nham chi snippets", "hoang ho chi snippets", "hoang ha thi 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 ha chi 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 ha chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoang ha chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoang ha chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.