Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tac kiem cuc snippets" » "tac kiem code snippets", "tac ke cuc snippets", "thi kiem cuc snippets", "va kiem cuc snippets", "tac kim cuc snippets", "tac dien cuc snippets", "tac diem 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: (((("tac kiem cuc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tac kiem cuc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tac kiem cuc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tac kiem cuc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.