Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tap dang do snippets" » "nap dang do snippets", "tap dan do snippets", "tap danh do snippets", "tap nang doc snippets", "tap dung doi snippets", "tap dang duc 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: (((("tap dang 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: (((("tap dang do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tap dang do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tap dang do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.