Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thi phap du snippets" » "thi phap code snippets", "theo phap du snippets", "thi hai du snippets", "thi ha du snippets", "thi phap dau snippets", "thi phap tu snippets", "thi pha du 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: (((("thi phap 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: (((("thi phap du snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thi phap du snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi phap du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.