Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho lach cau snippets" » "cho cac cau snippets", "cho bac cau snippets", "cho lang cau snippets", "cho bach cau snippets", "cho lich chau snippets", "cho sach cap 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: (((("cho lach cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cho lach cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho lach cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho lach cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.