Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"che hoan cua snippets" » "che hoan code snippets", "che hoat cua snippets", "choi hoan cua snippets", "thi hoan cua snippets", "che hoa cua snippets", "che toan cua snippets", "che han cua 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: (((("python using java snippets") or ("che hoan cua snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("che hoan cua snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( che hoan cua snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("che hoan cua snippets"))) or ("locating bug core snippets"))*.