Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hung thu bo snippets" » "ung thu bo snippets", "dung thu bo snippets", "hong thu bo snippets", "hung thu bao snippets", "hung thu ba snippets", "hung tu bo 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: (((("hung thu bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hung thu bo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hung thu bo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hung thu bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.