Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hung van hue snippets" » "phung van hue snippets", "nhung van hue snippets", "dung van hue snippets", "hung van thue snippets", "hung van hoe snippets", "hung van huy 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 van hue 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 van hue snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hung van hue snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hung van hue snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.