Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"thi hoc quoc snippets" » "thi hoc nuoc snippets", "thi hoc duoc snippets", "thi hoc thuoc snippets", "thai hoc quoc snippets", "tri hoc quoc snippets", "thi hoa quoc snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("thi hoc quoc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi hoc quoc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thi hoc quoc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi hoc quoc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.