Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chau duoc co snippets" » "chau doc co snippets", "che duoc co snippets", "cuu duoc co snippets", "chau duoc hoc snippets", "chau duong co snippets", "chau duoc hoi snippets"
"locating bug code snippets" » "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: (((("chau duoc co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chau duoc co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chau duoc co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chau duoc co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.