Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nuoc van cau snippets" » "nuoc va cau snippets", "nuoc san cau snippets", "luoc van cau snippets", "nuoc van dau snippets", "nuoc van hau snippets", "nuoc van chat 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: (((("nuoc van cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nuoc van cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nuoc van cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nuoc van cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.