Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"danh ca kha snippets" » "dan ca kha snippets", "doanh cua kha snippets", "danh cho kha snippets", "danh cao kha snippets", "danh va kha snippets", "danh co kha snippets", "danh ca kha slippers"

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: (((("danh ca kha snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("danh ca kha snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( danh ca kha snippets ) or ( python using java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("danh ca kha snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.