Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tieu thi cau snippets" » "tieu thi code snippets", "trieu thi cau snippets", "tiep thi cau snippets", "tieu thu cau snippets", "tieu thi chau snippets", "tieu thi cu snippets", "tieu thi cam snippets"
"python using java snippets" » "python using data 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: (((("tieu thi cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tieu thi cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tieu thi cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tieu thi cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.