Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tich cau doi snippets" » "tich cau code snippets", "tich cac doi snippets", "tich can doi snippets", "tich cay doi snippets", "tich cau hoi snippets", "tich cau do snippets", "tich cau noi 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: (((("tich cau doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tich cau doi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tich cau doi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tich cau doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.