Perhaps you should try some spelling variations:
"locatinhg bug code snippets" » "locating bug code snippets", "locatinhg bug core snippets"
"python using java snippets" » "python using data snippets"
"duc dam cau snippets" » "duc dai cau snippets", "duc nam cau snippets", "duc dao cau snippets", "duc dat cau snippets", "duc da cau snippets", "duc dam cao 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: (((("duc dam cau snippets") or ("python using java snippets"))) or ("locatinhg bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc dam cau snippets") OR ("python using java snippets"))) OR ("locatinhg bug code snippets")).
• Removing quotes may allow a broader search: (((( duc dam cau snippets ) or ( python using java snippets ))) or ( locatinhg bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc dam cau snippets") or ("python using java snippets"))) or ("locatinhg bug code snippets"))*.