Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"quang huy ho snippets" » "quang huy hoc snippets", "quang huy co snippets", "quang huy khoa snippets", "quan huy ho 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: (((("quang huy ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quang huy ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quang huy ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quang huy ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.