Perhaps you should try some spelling variations:
"locating bung code snippets" » "locating bug code snippets", "locating bung code slippers"
"using java code snippets" » "using data code snippets", "using java code slippers"
"thi lieu data snippets" » "thi lieu dao snippets", "thi bieu dat snippets", "thi lieu da snippets", "tai lieu data snippets", "thi lien data snippets", "thi dieu data snippets", "thi lieu data slippers"

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: (((("using java code snippets") or ("thi lieu data snippets"))) or ("locating bung code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("thi lieu data snippets"))) OR ("locating bung code snippets")).
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( thi lieu data snippets ))) or ( locating bung code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("thi lieu data snippets"))) or ("locating bung code snippets"))*.