Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hanh cho cu snippets" » "danh cho cu snippets", "han cho cu snippets", "hang cho cu snippets", "hanh cho chu snippets", "hanh cho ca snippets", "hanh cho tu 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: (((("hanh cho cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh cho cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh cho cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh cho cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.