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"
"va cay duoc snippets" » "va cay thuoc snippets", "va tao duoc snippets", "va y duoc snippets", "va cac duoc snippets", "va cao duoc snippets", "va cai duoc snippets", "va cay duoc 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: (((("va cay duoc snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("va cay duoc snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( va cay duoc snippets ) or ( python using java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("va cay duoc snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.