Perhaps you should try some spelling variations:
"thi chuong v snippets" » "thi phuong v snippets", "thi huong v snippets", "thi thuong v snippets", "thi cuong v snippets", "thi thuong va snippets", "thi chuong my snippets", "thi chuong 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: (((("thi chuong 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: (((("thi chuong v snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi chuong v snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi chuong v snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.