Perhaps you should try some spelling variations:
"gian cuong v snippets" » "gian muong v snippets", "gia cuong v snippets", "gian cuon v snippets", "gian cuong vo snippets", "gian cuong ve snippets", "gian chuong v snippets", "gian cuong v slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("gian cuong v snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gian cuong v snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian cuong v snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian cuong v snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.