Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"quang hoi ho snippets" » "quang huy ho snippets", "quan doi ho snippets", "quang tri ho snippets", "quang hoi hoc snippets", "quang hoi cho snippets", "quang hoi tho 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 hoi 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 hoi ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quang hoi ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quang hoi ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.