Perhaps you should try some spelling variations:
"nhung tri cuc snippets" » "nhung bai cuc snippets", "nhung bi cuc snippets", "nhung gi cuc snippets", "nhung tai cuc snippets", "nhung thi cuc snippets", "nhung tri cua snippets"
"using a code snippets" » "using a core snippets"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code 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: (((("using a code snippets") or ("nhung tri cuc snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using a code snippets") OR ("nhung tri cuc snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using a code snippets ) or ( nhung tri cuc snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using a code snippets") or ("nhung tri cuc snippets"))) or ("locating bug code snippets"))*.