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