Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phi luat du snippets" » "phi luat code snippets", "phi luan du snippets", "phap luat du snippets", "thai luat du snippets", "phi luat dau snippets", "phi luat su snippets", "phi luat tu 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: (((("phi luat du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phi luat du snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phi luat du snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi luat du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.