Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lap thanh do snippets" » "lai thanh do snippets", "tap thanh do snippets", "luan thanh do snippets", "lap thanh pho snippets", "lap thanh hoa snippets", "lap thanh loi 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: (((("lap thanh do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lap thanh do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lap thanh do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lap thanh do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.