Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tao khao cac snippets" » "tao khao code snippets", "tay khao cac snippets", "tham khao cac snippets", "tao khang cac snippets", "tao khai cac snippets", "tao cho cac snippets", "tao khao sat 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: (((("tao khao cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tao khao cac snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tao khao cac snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao khao cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.