Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung chi he snippets" » "dung chi code snippets", "dung cho he snippets", "dung thi he snippets", "dung chien he snippets", "dung chi ha snippets", "dung chi hieu snippets", "dung choi hee 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 ("dung chi he snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dung chi he snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dung chi he snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dung chi he snippets"))) or ("locating bug core snippets"))*.