Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cap nhat do snippets" » "dai nhat do snippets", "dap nha do snippets", "hay nhat do snippets", "cap nhat so snippets", "cap nhat de snippets", "cap hat do 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: (((("cap nhat 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: (((("cap nhat do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cap nhat do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cap nhat do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.