Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hat van chuc snippets" » "hat van khuc snippets", "hat van phuc snippets", "hat van thuc snippets", "hoat van chuc snippets", "ha van chuc snippets", "hai van chuc 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: (((("hat van chuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hat van chuc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hat van chuc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat van chuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.