Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"canh dan cho snippets" » "canh van cho snippets", "sanh dan cho snippets", "thanh dan cho snippets", "canh danh cho snippets", "canh san cho snippets", "canh dac cho 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: (((("canh dan cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("canh dan cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( canh dan cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("canh dan cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.